49659900 has 36 divisors (see below), whose sum is σ = 143683512. Its totient is φ = 13242560.

The previous prime is 49659899. The next prime is 49659943. The reversal of 49659900 is 995694.

It is a happy number.

It is a super-2 number, since 2×49659900² = 4932211336020000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82467 + ... + 83066.

Almost surely, 2^49659900 is an apocalyptic number.

It is an amenable number.

49659900 is an abundant number, since it is smaller than the sum of its proper divisors (94023612).

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

49659900 is a wasteful number, since it uses less digits than its factorization.

49659900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165550 (or 165543 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 49659900 is about 7046.9780757428. The cubic root of 49659900 is about 367.5659560458.

The spelling of 49659900 in words is "forty-nine million, six hundred fifty-nine thousand, nine hundred".