73749700 has 18 divisors (see below), whose sum is σ = 160037066. Its totient is φ = 29499840.

The previous prime is 73749691. The next prime is 73749701. The reversal of 73749700 is 794737.

It can be written as a sum of positive squares in 3 ways, for example, as 21013056 + 52736644 = 4584^2 + 7262^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 73749700.

It is not an unprimeable number, because it can be changed into a prime (73749701) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 368649 + ... + 368848.

Almost surely, 2^73749700 is an apocalyptic number.

It is an amenable number.

73749700 is an abundant number, since it is smaller than the sum of its proper divisors (86287366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73749700 is a wasteful number, since it uses less digits than its factorization.

73749700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737511 (or 737504 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 37.

The square root of 73749700 is about 8587.7645519658. The cubic root of 73749700 is about 419.3597577014.

The spelling of 73749700 in words is "seventy-three million, seven hundred forty-nine thousand, seven hundred".