79454 has 4 divisors (see below), whose sum is σ = 119184. Its totient is φ = 39726.

The previous prime is 79451. The next prime is 79481. The reversal of 79454 is 45497.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19862 + ... + 19865.

It is an arithmetic number, because the mean of its divisors is an integer number (29796).

2⁷⁹⁴⁵⁴ is an apocalyptic number.

79454 is a deficient number, since it is larger than the sum of its proper divisors (39730).

79454 is a wasteful number, since it uses less digits than its factorization.

79454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39729.

The product of its digits is 5040, while the sum is 29.

The square root of 79454 is about 281.8758592005. The cubic root of 79454 is about 42.9904431619.

It can be divided in two parts, 794 and 54, that added together give a palindrome (848).

The spelling of 79454 in words is "seventy-nine thousand, four hundred fifty-four".