49400646 has 32 divisors (see below), whose sum is σ = 104405760. Its totient is φ = 15539616.

The previous prime is 49400629. The next prime is 49400651. The reversal of 49400646 is 64600494.

It is a Curzon number.

It is a congruent number.

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, 35455 + ... + 36821.

It is an arithmetic number, because the mean of its divisors is an integer number (3262680).

Almost surely, 2^49400646 is an apocalyptic number.

49400646 is an abundant number, since it is smaller than the sum of its proper divisors (55005114).

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

49400646 is a wasteful number, since it uses less digits than its factorization.

49400646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 49400646 is about 7028.5593118362. The cubic root of 49400646 is about 366.9252026043.

The spelling of 49400646 in words is "forty-nine million, four hundred thousand, six hundred forty-six".