1514894220 has 144 divisors (see below), whose sum is σ = 5263352640. Its totient is φ = 345489408.

The previous prime is 1514894201. The next prime is 1514894221. The reversal of 1514894220 is 224984151.

1514894220 is a `hidden beast` number, since 1 + 514 + 89 + 42 + 20 = 666.

1514894220 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (1514894221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 715884 + ... + 717996.

It is an arithmetic number, because the mean of its divisors is an integer number (36551060).

Almost surely, 2^1514894220 is an apocalyptic number.

1514894220 is a gapful number since it is divisible by the number (10) 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 1514894220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2631676320).

1514894220 is an abundant number, since it is smaller than the sum of its proper divisors (3748458420).

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

1514894220 is a wasteful number, since it uses less digits than its factorization.

1514894220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704 (or 2699 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 1514894220 is about 38921.6420516915. The cubic root of 1514894220 is about 1148.4905767112.

The spelling of 1514894220 in words is "one billion, five hundred fourteen million, eight hundred ninety-four thousand, two hundred twenty".