74531722 has 8 divisors (see below), whose sum is σ = 111959172. Its totient is φ = 37212000.

The previous prime is 74531713. The next prime is 74531731. The reversal of 74531722 is 22713547.

It is an interprime number because it is at equal distance from previous prime (74531713) and next prime (74531731).

It can be written as a sum of positive squares in 2 ways, for example, as 68376361 + 6155361 = 8269^2 + 2481^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25179 + ... + 27982.

Almost surely, 2^74531722 is an apocalyptic number.

74531722 is a deficient number, since it is larger than the sum of its proper divisors (37427450).

74531722 is a wasteful number, since it uses less digits than its factorization.

74531722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53864.

The product of its digits is 11760, while the sum is 31.

The square root of 74531722 is about 8633.1756613659. The cubic root of 74531722 is about 420.8368085805.

The spelling of 74531722 in words is "seventy-four million, five hundred thirty-one thousand, seven hundred twenty-two".