72410726 has 4 divisors (see below), whose sum is σ = 108616092. Its totient is φ = 36205362.

The previous prime is 72410717. The next prime is 72410731. The reversal of 72410726 is 62701427.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62701427 = 23 ⋅2726149.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18102680 + ... + 18102683.

It is an arithmetic number, because the mean of its divisors is an integer number (27154023).

Almost surely, 2^72410726 is an apocalyptic number.

72410726 is a deficient number, since it is larger than the sum of its proper divisors (36205366).

72410726 is a wasteful number, since it uses less digits than its factorization.

72410726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36205365.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 72410726 is about 8509.4492183690. The cubic root of 72410726 is about 416.8063248819.

The spelling of 72410726 in words is "seventy-two million, four hundred ten thousand, seven hundred twenty-six".