49903698 has 32 divisors (see below), whose sum is σ = 112162176. Its totient is φ = 14686848.

The previous prime is 49903697. The next prime is 49903703. The reversal of 49903698 is 89630994.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49903697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12115 + ... + 15702.

It is an arithmetic number, because the mean of its divisors is an integer number (3505068).

Almost surely, 2^49903698 is an apocalyptic number.

49903698 is an abundant number, since it is smaller than the sum of its proper divisors (62258478).

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

49903698 is a wasteful number, since it uses less digits than its factorization.

49903698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27858.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 49903698 is about 7064.2549500991. The cubic root of 49903698 is about 368.1664781183.

The spelling of 49903698 in words is "forty-nine million, nine hundred three thousand, six hundred ninety-eight".