72761119 has 4 divisors (see below), whose sum is σ = 72784096. Its totient is φ = 72738144.

The previous prime is 72761113. The next prime is 72761131. The reversal of 72761119 is 91116727.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72761119 - 2¹⁹ = 72236831 is a prime.

It is a super-2 number, since 2×72761119² = 10588360876264322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72761113) 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, 5799 + ... + 13384.

It is an arithmetic number, because the mean of its divisors is an integer number (18196024).

Almost surely, 2^72761119 is an apocalyptic number.

72761119 is a deficient number, since it is larger than the sum of its proper divisors (22977).

72761119 is a wasteful number, since it uses less digits than its factorization.

72761119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22976.

The product of its digits is 5292, while the sum is 34.

The square root of 72761119 is about 8530.0128370361. The cubic root of 72761119 is about 417.4775471688.

The spelling of 72761119 in words is "seventy-two million, seven hundred sixty-one thousand, one hundred nineteen".