74501723 has 4 divisors (see below), whose sum is σ = 75269880. Its totient is φ = 73733568.

The previous prime is 74501677. The next prime is 74501743. The reversal of 74501723 is 32710547.

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

It is a cyclic number.

It is not a de Polignac number, because 74501723 - 2⁶ = 74501659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74501743) 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, 383933 + ... + 384126.

It is an arithmetic number, because the mean of its divisors is an integer number (18817470).

Almost surely, 2^74501723 is an apocalyptic number.

74501723 is a deficient number, since it is larger than the sum of its proper divisors (768157).

74501723 is an equidigital number, since it uses as much as digits as its factorization.

74501723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768156.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 74501723 is about 8631.4380609491. The cubic root of 74501723 is about 420.7803387657.

The spelling of 74501723 in words is "seventy-four million, five hundred one thousand, seven hundred twenty-three".