514779900 has 72 divisors (see below), whose sum is σ = 1493956464. Its totient is φ = 136857600.

The previous prime is 514779883. The next prime is 514779929. The reversal of 514779900 is 9977415.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103470 + ... + 108330.

Almost surely, 2^514779900 is an apocalyptic number.

514779900 is a gapful number since it is divisible by the number (50) 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 514779900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746978232).

514779900 is an abundant number, since it is smaller than the sum of its proper divisors (979176564).

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

514779900 is a wasteful number, since it uses less digits than its factorization.

514779900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231 (or 5224 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 514779900 is about 22688.7615351742. The cubic root of 514779900 is about 801.4452520691.

The spelling of 514779900 in words is "five hundred fourteen million, seven hundred seventy-nine thousand, nine hundred".