49209192 has 24 divisors (see below), whose sum is σ = 133275090. Its totient is φ = 16403040.

The previous prime is 49209161. The next prime is 49209217. The reversal of 49209192 is 29190294.

It can be written as a sum of positive squares in only one way, i.e., 49196196 + 12996 = 7014^2 + 114^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 341659 + ... + 341802.

Almost surely, 2^49209192 is an apocalyptic number.

It is an amenable number.

49209192 is an abundant number, since it is smaller than the sum of its proper divisors (84065898).

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

49209192 is a wasteful number, since it uses less digits than its factorization.

49209192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683473 (or 683466 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 49209192 is about 7014.9263716735. The cubic root of 49209192 is about 366.4505782787.

The spelling of 49209192 in words is "forty-nine million, two hundred nine thousand, one hundred ninety-two".