73748490 has 16 divisors (see below), whose sum is σ = 176996448. Its totient is φ = 19666256.

The previous prime is 73748489. The next prime is 73748491. The reversal of 73748490 is 9484737.

It is an interprime number because it is at equal distance from previous prime (73748489) and next prime (73748491).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (73748491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229112 + ... + 1229171.

It is an arithmetic number, because the mean of its divisors is an integer number (11062278).

Almost surely, 2^73748490 is an apocalyptic number.

73748490 is an abundant number, since it is smaller than the sum of its proper divisors (103247958).

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

73748490 is a wasteful number, since it uses less digits than its factorization.

73748490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458293.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 73748490 is about 8587.6941026099. The cubic root of 73748490 is about 419.3574642318.

The spelling of 73748490 in words is "seventy-three million, seven hundred forty-eight thousand, four hundred ninety".