49228578 has 24 divisors (see below), whose sum is σ = 121899648. Its totient is φ = 14065272.

The previous prime is 49228559. The next prime is 49228649. The reversal of 49228578 is 87582294.

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, 195226 + ... + 195477.

It is an arithmetic number, because the mean of its divisors is an integer number (5079152).

Almost surely, 2^49228578 is an apocalyptic number.

49228578 is an abundant number, since it is smaller than the sum of its proper divisors (72671070).

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

49228578 is a wasteful number, since it uses less digits than its factorization.

49228578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390718 (or 390715 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 49228578 is about 7016.3080035016. The cubic root of 49228578 is about 366.4986931257.

The spelling of 49228578 in words is "forty-nine million, two hundred twenty-eight thousand, five hundred seventy-eight".