73322490 has 16 divisors (see below), whose sum is σ = 175974048. Its totient is φ = 19552656.

The previous prime is 73322467. The next prime is 73322521. The reversal of 73322490 is 9422337.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 2444083 = 73322490 / (7 + 3 + 3 + 2 + 2 + 4 + 9 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222012 + ... + 1222071.

It is an arithmetic number, because the mean of its divisors is an integer number (10998378).

Almost surely, 2^73322490 is an apocalyptic number.

73322490 is an abundant number, since it is smaller than the sum of its proper divisors (102651558).

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

73322490 is a wasteful number, since it uses less digits than its factorization.

73322490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444093.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 73322490 is about 8562.8552481050. The cubic root of 73322490 is about 418.5484471490.

The spelling of 73322490 in words is "seventy-three million, three hundred twenty-two thousand, four hundred ninety".