56340266 has 4 divisors (see below), whose sum is σ = 84510402. Its totient is φ = 28170132.

The previous prime is 56340259. The next prime is 56340341. The reversal of 56340266 is 66204365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66204365 = 5 ⋅13240873.

It can be written as a sum of positive squares in only one way, i.e., 54449641 + 1890625 = 7379^2 + 1375^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14085065 + ... + 14085068.

Almost surely, 2^56340266 is an apocalyptic number.

56340266 is a deficient number, since it is larger than the sum of its proper divisors (28170136).

56340266 is a wasteful number, since it uses less digits than its factorization.

56340266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28170135.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 56340266 is about 7506.0153210608. The cubic root of 56340266 is about 383.3595598103.

The spelling of 56340266 in words is "fifty-six million, three hundred forty thousand, two hundred sixty-six".