72582004 has 12 divisors (see below), whose sum is σ = 138565728. Its totient is φ = 32991800.

The previous prime is 72582001. The next prime is 72582007. The reversal of 72582004 is 40028527.

It is an interprime number because it is at equal distance from previous prime (72582001) and next prime (72582007).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72582001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824752 + ... + 824839.

It is an arithmetic number, because the mean of its divisors is an integer number (11547144).

Almost surely, 2^72582004 is an apocalyptic number.

It is an amenable number.

72582004 is a deficient number, since it is larger than the sum of its proper divisors (65983724).

72582004 is a wasteful number, since it uses less digits than its factorization.

72582004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649606 (or 1649604 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 72582004 is about 8519.5072627471. The cubic root of 72582004 is about 417.1346995295.

The spelling of 72582004 in words is "seventy-two million, five hundred eighty-two thousand, four".