757450042 has 4 divisors (see below), whose sum is σ = 1136175066. Its totient is φ = 378725020.

The previous prime is 757450019. The next prime is 757450069. The reversal of 757450042 is 240054757.

757450042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 717114841 + 40335201 = 26779^2 + 6351^2 .

It is a super-2 number, since 2×757450042² = 1147461132251603528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189362509 + ... + 189362512.

Almost surely, 2^757450042 is an apocalyptic number.

757450042 is a deficient number, since it is larger than the sum of its proper divisors (378725024).

757450042 is a wasteful number, since it uses less digits than its factorization.

757450042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378725023.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 757450042 is about 27521.8102965630. The cubic root of 757450042 is about 911.5587510039.

The spelling of 757450042 in words is "seven hundred fifty-seven million, four hundred fifty thousand, forty-two".