1056354620 has 48 divisors (see below), whose sum is σ = 2242134048. Its totient is φ = 418037760.

The previous prime is 1056354601. The next prime is 1056354679. The reversal of 1056354620 is 264536501.

It is a super-2 number, since 2×1056354620² = 2231770166390688800, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 813812 + ... + 815108.

It is an arithmetic number, because the mean of its divisors is an integer number (46711126).

Almost surely, 2^1056354620 is an apocalyptic number.

1056354620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056354620 is an abundant number, since it is smaller than the sum of its proper divisors (1185779428).

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

1056354620 is a wasteful number, since it uses less digits than its factorization.

1056354620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710 (or 1708 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 1056354620 is about 32501.6094986079. The cubic root of 1056354620 is about 1018.4426509833.

The spelling of 1056354620 in words is "one billion, fifty-six million, three hundred fifty-four thousand, six hundred twenty".