79477 has 8 divisors (see below), whose sum is σ = 86400. Its totient is φ = 72864.

The previous prime is 79451. The next prime is 79481. The reversal of 79477 is 77497.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79477 - 2⁷ = 79349 is a prime.

It is a Duffinian number.

79477 is a lucky number.

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 79477.

It is not an unprimeable number, because it can be changed into a prime (79427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849 + ... + 937.

It is an arithmetic number, because the mean of its divisors is an integer number (10800).

2⁷⁹⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

79477 is a deficient number, since it is larger than the sum of its proper divisors (6923).

79477 is a wasteful number, since it uses less digits than its factorization.

79477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155.

The product of its digits is 12348, while the sum is 34.

The square root of 79477 is about 281.9166543502. The cubic root of 79477 is about 42.9945909908.

The spelling of 79477 in words is "seventy-nine thousand, four hundred seventy-seven".