56477242 has 4 divisors (see below), whose sum is σ = 84715866. Its totient is φ = 28238620.

The previous prime is 56477227. The next prime is 56477243. The reversal of 56477242 is 24277465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28291761 + 28185481 = 5319^2 + 5309^2 .

It is not an unprimeable number, because it can be changed into a prime (56477243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14119309 + ... + 14119312.

Almost surely, 2^56477242 is an apocalyptic number.

56477242 is a deficient number, since it is larger than the sum of its proper divisors (28238624).

56477242 is a wasteful number, since it uses less digits than its factorization.

56477242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28238623.

The product of its digits is 94080, while the sum is 37.

The square root of 56477242 is about 7515.1341970719. The cubic root of 56477242 is about 383.6699864657.

The spelling of 56477242 in words is "fifty-six million, four hundred seventy-seven thousand, two hundred forty-two".