49629990 has 32 divisors (see below), whose sum is σ = 119489760. Its totient is φ = 13192704.

The previous prime is 49629973. The next prime is 49630037. The reversal of 49629990 is 9992694.

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, 7656 + ... + 12564.

It is an arithmetic number, because the mean of its divisors is an integer number (3734055).

Almost surely, 2^49629990 is an apocalyptic number.

49629990 is an abundant number, since it is smaller than the sum of its proper divisors (69859770).

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

49629990 is a wasteful number, since it uses less digits than its factorization.

49629990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5256.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 49629990 is about 7044.8555698467. The cubic root of 49629990 is about 367.4921466229.

The spelling of 49629990 in words is "forty-nine million, six hundred twenty-nine thousand, nine hundred ninety".