612477 has 6 divisors (see below), whose sum is σ = 884702. Its totient is φ = 408312.

The previous prime is 612439. The next prime is 612481. The reversal of 612477 is 774216.

612477 is a `hidden beast` number, since 612 + 47 + 7 = 666.

612477 is nontrivially palindromic in base 15.

It can be written as a sum of positive squares in only one way, i.e., 443556 + 168921 = 666^2 + 411^2 .

It is not a de Polignac number, because 612477 - 2⁷ = 612349 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 612477.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 612477.

It is not an unprimeable number, because it can be changed into a prime (612407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34018 + ... + 34035.

2⁶¹²⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

612477 is a deficient number, since it is larger than the sum of its proper divisors (272225).

612477 is a wasteful number, since it uses less digits than its factorization.

612477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68059 (or 68056 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 612477 is about 782.6090978260. The cubic root of 612477 is about 84.9238995924.

It can be divided in two parts, 612 and 477, that added together give a square (1089 = 33²).

The spelling of 612477 in words is "six hundred twelve thousand, four hundred seventy-seven".