73749044 has 12 divisors (see below), whose sum is σ = 130987584. Its totient is φ = 36324024.

The previous prime is 73749041. The next prime is 73749047. The reversal of 73749044 is 44094737.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (73749041) and next prime (73749047).

It is a junction number, because it is equal to n+sod(n) for n = 73748989 and 73749007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73749041) 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 3 ways as a sum of consecutive naturals, for example, 137324 + ... + 137859.

It is an arithmetic number, because the mean of its divisors is an integer number (10915632).

Almost surely, 2^73749044 is an apocalyptic number.

It is an amenable number.

73749044 is a deficient number, since it is larger than the sum of its proper divisors (57238540).

73749044 is a wasteful number, since it uses less digits than its factorization.

73749044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275254 (or 275252 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 73749044 is about 8587.7263580065. The cubic root of 73749044 is about 419.3585143028.

The spelling of 73749044 in words is "seventy-three million, seven hundred forty-nine thousand, forty-four".