56661362 has 4 divisors (see below), whose sum is σ = 84992046. Its totient is φ = 28330680.

The previous prime is 56661343. The next prime is 56661373. The reversal of 56661362 is 26316665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26316665 = 5 ⋅5263333.

It can be written as a sum of positive squares in only one way, i.e., 55071241 + 1590121 = 7421^2 + 1261^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14165339 + ... + 14165342.

Almost surely, 2^56661362 is an apocalyptic number.

56661362 is a deficient number, since it is larger than the sum of its proper divisors (28330684).

56661362 is a wasteful number, since it uses less digits than its factorization.

56661362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28330683.

The product of its digits is 38880, while the sum is 35.

The square root of 56661362 is about 7527.3741769624. The cubic root of 56661362 is about 384.0864650851.

The spelling of 56661362 in words is "fifty-six million, six hundred sixty-one thousand, three hundred sixty-two".