49454490 has 16 divisors (see below), whose sum is σ = 118690848. Its totient is φ = 13187856.

The previous prime is 49454467. The next prime is 49454501. The reversal of 49454490 is 9445494.

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, 824212 + ... + 824271.

It is an arithmetic number, because the mean of its divisors is an integer number (7418178).

Almost surely, 2^49454490 is an apocalyptic number.

49454490 is an abundant number, since it is smaller than the sum of its proper divisors (69236358).

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

49454490 is a wasteful number, since it uses less digits than its factorization.

49454490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648493.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 49454490 is about 7032.3886411375. The cubic root of 49454490 is about 367.0584636622.

The spelling of 49454490 in words is "forty-nine million, four hundred fifty-four thousand, four hundred ninety".