74361172 has 6 divisors (see below), whose sum is σ = 130132058. Its totient is φ = 37180584.

The previous prime is 74361169. The next prime is 74361197. The reversal of 74361172 is 27116347.

It can be written as a sum of positive squares in only one way, i.e., 54700816 + 19660356 = 7396^2 + 4434^2 .

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, 9295143 + ... + 9295150.

Almost surely, 2^74361172 is an apocalyptic number.

It is an amenable number.

74361172 is a deficient number, since it is larger than the sum of its proper divisors (55770886).

74361172 is a wasteful number, since it uses less digits than its factorization.

74361172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18590297 (or 18590295 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 74361172 is about 8623.2924106747. The cubic root of 74361172 is about 420.5155649016.

The spelling of 74361172 in words is "seventy-four million, three hundred sixty-one thousand, one hundred seventy-two".