49791646 has 16 divisors (see below), whose sum is σ = 76170240. Its totient is φ = 24406200.

The previous prime is 49791629. The next prime is 49791667. The reversal of 49791646 is 64619794.

It is a super-2 number, since 2×49791646² = 4958416022778632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49791596 and 49791605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22815 + ... + 24901.

It is an arithmetic number, because the mean of its divisors is an integer number (4760640).

Almost surely, 2^49791646 is an apocalyptic number.

49791646 is a deficient number, since it is larger than the sum of its proper divisors (26378594).

49791646 is a wasteful number, since it uses less digits than its factorization.

49791646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319.

The product of its digits is 326592, while the sum is 46.

The square root of 49791646 is about 7056.3195789306. The cubic root of 49791646 is about 367.8907156195.

The spelling of 49791646 in words is "forty-nine million, seven hundred ninety-one thousand, six hundred forty-six".