472777553 has 4 divisors (see below), whose sum is σ = 472833648. Its totient is φ = 472721460.

The previous prime is 472777483. The next prime is 472777567. The reversal of 472777553 is 355777274.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 472777553 - 2¹⁴ = 472761169 is a prime.

It is a super-2 number, since 2×472777553² = 447037229241335618, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 472777498 and 472777507.

It is not an unprimeable number, because it can be changed into a prime (472777153) 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, 12551 + ... + 33212.

It is an arithmetic number, because the mean of its divisors is an integer number (118208412).

Almost surely, 2^472777553 is an apocalyptic number.

It is an amenable number.

472777553 is a deficient number, since it is larger than the sum of its proper divisors (56095).

472777553 is a wasteful number, since it uses less digits than its factorization.

472777553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56094.

The product of its digits is 1440600, while the sum is 47.

The square root of 472777553 is about 21743.4485075390. The cubic root of 472777553 is about 779.0265925491.

The spelling of 472777553 in words is "four hundred seventy-two million, seven hundred seventy-seven thousand, five hundred fifty-three".