42757562 has 12 divisors (see below), whose sum is σ = 67690746. Its totient is φ = 20253240.

The previous prime is 42757553. The next prime is 42757577. The reversal of 42757562 is 26575724.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 39075001 + 3682561 = 6251^2 + 1919^2 .

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28889 + ... + 30332.

Almost surely, 2^42757562 is an apocalyptic number.

42757562 is a deficient number, since it is larger than the sum of its proper divisors (24933184).

42757562 is a wasteful number, since it uses less digits than its factorization.

42757562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59261 (or 59242 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 42757562 is about 6538.9266703336. The cubic root of 42757562 is about 349.6801486056.

The spelling of 42757562 in words is "forty-two million, seven hundred fifty-seven thousand, five hundred sixty-two".