49172182 has 4 divisors (see below), whose sum is σ = 73758276. Its totient is φ = 24586090.

The previous prime is 49172173. The next prime is 49172191. The reversal of 49172182 is 28127194.

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

It is an interprime number because it is at equal distance from previous prime (49172173) and next prime (49172191).

It is a super-2 number, since 2×49172182² = 4835806965282248, which contains 22 as substring.

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, 12293044 + ... + 12293047.

It is an arithmetic number, because the mean of its divisors is an integer number (18439569).

Almost surely, 2^49172182 is an apocalyptic number.

49172182 is a deficient number, since it is larger than the sum of its proper divisors (24586094).

49172182 is a wasteful number, since it uses less digits than its factorization.

49172182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24586093.

The product of its digits is 8064, while the sum is 34.

The square root of 49172182 is about 7012.2879290571. The cubic root of 49172182 is about 366.3586866569.

The spelling of 49172182 in words is "forty-nine million, one hundred seventy-two thousand, one hundred eighty-two".