56365450 has 12 divisors (see below), whose sum is σ = 104839830. Its totient is φ = 22546160.

The previous prime is 56365429. The next prime is 56365451. The reversal of 56365450 is 5456365.

It can be written as a sum of positive squares in 3 ways, for example, as 33907329 + 22458121 = 5823^2 + 4739^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (56365451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 563605 + ... + 563704.

Almost surely, 2^56365450 is an apocalyptic number.

56365450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56365450 is a deficient number, since it is larger than the sum of its proper divisors (48474380).

56365450 is a wasteful number, since it uses less digits than its factorization.

56365450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127321 (or 1127316 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 56365450 is about 7507.6927214691. The cubic root of 56365450 is about 383.4166716516.

The spelling of 56365450 in words is "fifty-six million, three hundred sixty-five thousand, four hundred fifty".