74352379 has 4 divisors (see below), whose sum is σ = 75462184. Its totient is φ = 73242576.

The previous prime is 74352371. The next prime is 74352403. The reversal of 74352379 is 97325347.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97325347 = 7 ⋅13903621.

It is a cyclic number.

It is not a de Polignac number, because 74352379 - 2³ = 74352371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74352371) 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, 554802 + ... + 554935.

It is an arithmetic number, because the mean of its divisors is an integer number (18865546).

Almost surely, 2^74352379 is an apocalyptic number.

74352379 is a deficient number, since it is larger than the sum of its proper divisors (1109805).

74352379 is a wasteful number, since it uses less digits than its factorization.

74352379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109804.

The product of its digits is 158760, while the sum is 40.

The square root of 74352379 is about 8622.7825555328. The cubic root of 74352379 is about 420.4989893196.

The spelling of 74352379 in words is "seventy-four million, three hundred fifty-two thousand, three hundred seventy-nine".