49102256 has 120 divisors (see below), whose sum is σ = 121513056. Its totient is φ = 18800640.

The previous prime is 49102253. The next prime is 49102267. The reversal of 49102256 is 65220194.

It is a happy number.

It is a super-2 number, since 2×49102256² = 4822063088579072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49102253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1197596 + ... + 1197636.

Almost surely, 2^49102256 is an apocalyptic number.

49102256 is the 4046-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49102256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60756528).

49102256 is an abundant number, since it is smaller than the sum of its proper divisors (72410800).

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

49102256 is a wasteful number, since it uses less digits than its factorization.

49102256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 49102256 is about 7007.3001933698. The cubic root of 49102256 is about 366.1849424140.

The spelling of 49102256 in words is "forty-nine million, one hundred two thousand, two hundred fifty-six".