49491612 has 36 divisors (see below), whose sum is σ = 127469160. Its totient is φ = 16185312.

The previous prime is 49491601. The next prime is 49491623. The reversal of 49491612 is 21619494.

It is a happy number.

49491612 is a `hidden beast` number, since 494 + 9 + 161 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (49491601) and next prime (49491623).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11062 + ... + 14877.

It is an arithmetic number, because the mean of its divisors is an integer number (3540810).

Almost surely, 2^49491612 is an apocalyptic number.

It is an amenable number.

49491612 is an abundant number, since it is smaller than the sum of its proper divisors (77977548).

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

49491612 is a wasteful number, since it uses less digits than its factorization.

49491612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26002 (or 25997 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 49491612 is about 7035.0275052767. The cubic root of 49491612 is about 367.1502823313.

It can be divided in two parts, 4949 and 1612, that added together give a 8-th power (6561 = 3⁸).

The spelling of 49491612 in words is "forty-nine million, four hundred ninety-one thousand, six hundred twelve".