49420690 has 32 divisors (see below), whose sum is σ = 98231616. Its totient is φ = 17751360.

The previous prime is 49420687. The next prime is 49420711. The reversal of 49420690 is 9602494.

It is a super-2 number, since 2×49420690² = 4884809200152200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6424 + ... + 11836.

It is an arithmetic number, because the mean of its divisors is an integer number (3069738).

Almost surely, 2^49420690 is an apocalyptic number.

49420690 is a deficient number, since it is larger than the sum of its proper divisors (48810926).

49420690 is a wasteful number, since it uses less digits than its factorization.

49420690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5514.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 49420690 is about 7029.9850639955. The cubic root of 49420690 is about 366.9748217549.

The spelling of 49420690 in words is "forty-nine million, four hundred twenty thousand, six hundred ninety".