514250388 has 72 divisors (see below), whose sum is σ = 1358327880. Its totient is φ = 163833600.

The previous prime is 514250381. The next prime is 514250389. The reversal of 514250388 is 883052415.

It is a happy number.

514250388 is a `hidden beast` number, since 5 + 142 + 503 + 8 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 155451024 + 358799364 = 12468^2 + 18942^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514250381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103006 + ... + 107882.

It is an arithmetic number, because the mean of its divisors is an integer number (18865665).

Almost surely, 2^514250388 is an apocalyptic number.

514250388 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 514250388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (679163940).

514250388 is an abundant number, since it is smaller than the sum of its proper divisors (844077492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

514250388 is a wasteful number, since it uses less digits than its factorization.

514250388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017 (or 5012 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 514250388 is about 22677.0894957885. The cubic root of 514250388 is about 801.1703640583.

The spelling of 514250388 in words is "five hundred fourteen million, two hundred fifty thousand, three hundred eighty-eight".