477661037 has 4 divisors (see below), whose sum is σ = 545898336. Its totient is φ = 409423740.

The previous prime is 477661027. The next prime is 477661043. The reversal of 477661037 is 730166774.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 477661037 - 2¹⁸ = 477398893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 477660985 and 477661003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477661027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34118639 + ... + 34118652.

It is an arithmetic number, because the mean of its divisors is an integer number (136474584).

Almost surely, 2^477661037 is an apocalyptic number.

It is an amenable number.

477661037 is a deficient number, since it is larger than the sum of its proper divisors (68237299).

477661037 is an equidigital number, since it uses as much as digits as its factorization.

477661037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68237298.

The product of its (nonzero) digits is 148176, while the sum is 41.

The square root of 477661037 is about 21855.4578309401. The cubic root of 477661037 is about 781.6996887823.

The spelling of 477661037 in words is "four hundred seventy-seven million, six hundred sixty-one thousand, thirty-seven".