499961125 has 16 divisors (see below), whose sum is σ = 626296320. Its totient is φ = 398466000.

The previous prime is 499961123. The next prime is 499961167. The reversal of 499961125 is 521169994.

It is a happy number.

It is not a de Polignac number, because 499961125 - 2¹ = 499961123 is a prime.

It is a super-2 number, since 2×499961125² = 499922253022531250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499961123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26496 + ... + 41254.

It is an arithmetic number, because the mean of its divisors is an integer number (39143520).

Almost surely, 2^499961125 is an apocalyptic number.

It is an amenable number.

499961125 is a deficient number, since it is larger than the sum of its proper divisors (126335195).

499961125 is a wasteful number, since it uses less digits than its factorization.

499961125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15045 (or 15035 counting only the distinct ones).

The product of its digits is 174960, while the sum is 46.

The square root of 499961125 is about 22359.8104866745. The cubic root of 499961125 is about 793.6799553790.

The spelling of 499961125 in words is "four hundred ninety-nine million, nine hundred sixty-one thousand, one hundred twenty-five".