49910998 has 4 divisors (see below), whose sum is σ = 74866500. Its totient is φ = 24955498.

The previous prime is 49910969. The next prime is 49910999. The reversal of 49910998 is 89901994.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×49910998² = 4982215442712008, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49910999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12477748 + ... + 12477751.

It is an arithmetic number, because the mean of its divisors is an integer number (18716625).

Almost surely, 2^49910998 is an apocalyptic number.

49910998 is a deficient number, since it is larger than the sum of its proper divisors (24955502).

49910998 is a wasteful number, since it uses less digits than its factorization.

49910998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24955501.

The product of its (nonzero) digits is 209952, while the sum is 49.

The square root of 49910998 is about 7064.7716169739. The cubic root of 49910998 is about 368.1844292546.

The spelling of 49910998 in words is "forty-nine million, nine hundred ten thousand, nine hundred ninety-eight".