1056236562 has 48 divisors (see below), whose sum is σ = 2442017760. Its totient is φ = 328971456.

The previous prime is 1056236561. The next prime is 1056236611. The reversal of 1056236562 is 2656326501.

It is a happy number.

1056236562 is a `hidden beast` number, since 1 + 0 + 5 + 62 + 36 + 562 = 666.

It is a super-2 number, since 2×1056236562² = 2231271349811159688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056236561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3813 + ... + 46119.

It is an arithmetic number, because the mean of its divisors is an integer number (50875370).

Almost surely, 2^1056236562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056236562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1221008880).

1056236562 is an abundant number, since it is smaller than the sum of its proper divisors (1385781198).

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

1056236562 is a wasteful number, since it uses less digits than its factorization.

1056236562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42407 (or 42404 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 1056236562 is about 32499.7932608809. The cubic root of 1056236562 is about 1018.4047092481.

The spelling of 1056236562 in words is "one billion, fifty-six million, two hundred thirty-six thousand, five hundred sixty-two".