73672726 has 16 divisors (see below), whose sum is σ = 115524864. Its totient is φ = 35170344.

The previous prime is 73672699. The next prime is 73672727. The reversal of 73672726 is 62727637.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73672727) 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, 32341 + ... + 34543.

It is an arithmetic number, because the mean of its divisors is an integer number (7220304).

Almost surely, 2^73672726 is an apocalyptic number.

73672726 is a deficient number, since it is larger than the sum of its proper divisors (41852138).

73672726 is a wasteful number, since it uses less digits than its factorization.

73672726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955.

The product of its digits is 148176, while the sum is 40.

The square root of 73672726 is about 8583.2817733079. The cubic root of 73672726 is about 419.2138089276.

The spelling of 73672726 in words is "seventy-three million, six hundred seventy-two thousand, seven hundred twenty-six".