56240073 has 12 divisors (see below), whose sum is σ = 81310320. Its totient is φ = 37458936.

The previous prime is 56240071. The next prime is 56240113. The reversal of 56240073 is 37004265.

It is a happy number.

It is not a de Polignac number, because 56240073 - 2¹ = 56240071 is a prime.

It is a super-2 number, since 2×56240073² = 6325891622090658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56240071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10990 + ... + 15272.

It is an arithmetic number, because the mean of its divisors is an integer number (6775860).

Almost surely, 2^56240073 is an apocalyptic number.

It is an amenable number.

56240073 is a deficient number, since it is larger than the sum of its proper divisors (25070247).

56240073 is a wasteful number, since it uses less digits than its factorization.

56240073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5748 (or 5745 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 56240073 is about 7499.3381707988. The cubic root of 56240073 is about 383.1321751559.

The spelling of 56240073 in words is "fifty-six million, two hundred forty thousand, seventy-three".