49257242 has 4 divisors (see below), whose sum is σ = 73885866. Its totient is φ = 24628620.

The previous prime is 49257239. The next prime is 49257251. The reversal of 49257242 is 24275294.

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

It can be written as a sum of positive squares in only one way, i.e., 48874081 + 383161 = 6991^2 + 619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12314309 + ... + 12314312.

Almost surely, 2^49257242 is an apocalyptic number.

49257242 is a deficient number, since it is larger than the sum of its proper divisors (24628624).

49257242 is a wasteful number, since it uses less digits than its factorization.

49257242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24628623.

The product of its digits is 40320, while the sum is 35.

The square root of 49257242 is about 7018.3503759787. The cubic root of 49257242 is about 366.5698122512.

It can be divided in two parts, 4925 and 7242, that added together give a cube (12167 = 23³).

The spelling of 49257242 in words is "forty-nine million, two hundred fifty-seven thousand, two hundred forty-two".