49029172 has 6 divisors (see below), whose sum is σ = 85801058. Its totient is φ = 24514584.

The previous prime is 49029157. The next prime is 49029223. The reversal of 49029172 is 27192094.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 47692836 + 1336336 = 6906^2 + 1156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6128643 + ... + 6128650.

Almost surely, 2^49029172 is an apocalyptic number.

It is an amenable number.

49029172 is a deficient number, since it is larger than the sum of its proper divisors (36771886).

49029172 is a wasteful number, since it uses less digits than its factorization.

49029172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12257297 (or 12257295 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 49029172 is about 7002.0834042448. The cubic root of 49029172 is about 366.0031751444.

The spelling of 49029172 in words is "forty-nine million, twenty-nine thousand, one hundred seventy-two".