1056237742 has 64 divisors (see below), whose sum is σ = 1922641920. Its totient is φ = 425782656.

The previous prime is 1056237737. The next prime is 1056237769. The reversal of 1056237742 is 2477326501.

It is a happy number.

It is a super-2 number, since 2×1056237742² = 2231276335250517128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2168623 + ... + 2169109.

It is an arithmetic number, because the mean of its divisors is an integer number (30041280).

Almost surely, 2^1056237742 is an apocalyptic number.

1056237742 is a deficient number, since it is larger than the sum of its proper divisors (866404178).

1056237742 is a wasteful number, since it uses less digits than its factorization.

1056237742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 1056237742 is about 32499.8114148375. The cubic root of 1056237742 is about 1018.4050884930.

The spelling of 1056237742 in words is "one billion, fifty-six million, two hundred thirty-seven thousand, seven hundred forty-two".