72662367 has 4 divisors (see below), whose sum is σ = 96883160. Its totient is φ = 48441576.

The previous prime is 72662353. The next prime is 72662393. The reversal of 72662367 is 76326627.

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

It is not a de Polignac number, because 72662367 - 2¹¹ = 72660319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72662347) 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, 12110392 + ... + 12110397.

It is an arithmetic number, because the mean of its divisors is an integer number (24220790).

Almost surely, 2^72662367 is an apocalyptic number.

72662367 is a deficient number, since it is larger than the sum of its proper divisors (24220793).

72662367 is a wasteful number, since it uses less digits than its factorization.

72662367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24220792.

The product of its digits is 127008, while the sum is 39.

The square root of 72662367 is about 8524.2223692252. Note that the first 3 decimals coincide. The cubic root of 72662367 is about 417.2885936523.

The spelling of 72662367 in words is "seventy-two million, six hundred sixty-two thousand, three hundred sixty-seven".