74729332 has 6 divisors (see below), whose sum is σ = 130776338. Its totient is φ = 37364664.

The previous prime is 74729329. The next prime is 74729351. The reversal of 74729332 is 23392747.

It can be written as a sum of positive squares in only one way, i.e., 60621796 + 14107536 = 7786^2 + 3756^2 .

It is a super-2 number, since 2×74729332² = 11168946122332448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74729291 and 74729300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9341163 + ... + 9341170.

Almost surely, 2^74729332 is an apocalyptic number.

It is an amenable number.

74729332 is a deficient number, since it is larger than the sum of its proper divisors (56047006).

74729332 is a wasteful number, since it uses less digits than its factorization.

74729332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18682337 (or 18682335 counting only the distinct ones).

The product of its digits is 63504, while the sum is 37.

The square root of 74729332 is about 8644.6128889615. The cubic root of 74729332 is about 421.2084095161.

The spelling of 74729332 in words is "seventy-four million, seven hundred twenty-nine thousand, three hundred thirty-two".