74379715 has 8 divisors (see below), whose sum is σ = 90588240. Its totient is φ = 58615392.

The previous prime is 74379689. The next prime is 74379719. The reversal of 74379715 is 51797347.

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 74379715 - 2⁷ = 74379587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74379719) 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, 110680 + ... + 111349.

It is an arithmetic number, because the mean of its divisors is an integer number (11323530).

Almost surely, 2^74379715 is an apocalyptic number.

74379715 is a deficient number, since it is larger than the sum of its proper divisors (16208525).

74379715 is a wasteful number, since it uses less digits than its factorization.

74379715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222101.

The product of its digits is 185220, while the sum is 43.

The square root of 74379715 is about 8624.3675130412. The cubic root of 74379715 is about 420.5505158124.

The spelling of 74379715 in words is "seventy-four million, three hundred seventy-nine thousand, seven hundred fifteen".