72537467 has 2 divisors, whose sum is σ = 72537468. Its totient is φ = 72537466.

The previous prime is 72537461. The next prime is 72537499. The reversal of 72537467 is 76473527.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72537467 is a prime.

It is not a weakly prime, because it can be changed into another prime (72537461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36268733 + 36268734.

It is an arithmetic number, because the mean of its divisors is an integer number (36268734).

Almost surely, 2^72537467 is an apocalyptic number.

72537467 is a deficient number, since it is larger than the sum of its proper divisors (1).

72537467 is an equidigital number, since it uses as much as digits as its factorization.

72537467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246960, while the sum is 41.

The square root of 72537467 is about 8516.8930367828. The cubic root of 72537467 is about 417.0493628149.

The spelling of 72537467 in words is "seventy-two million, five hundred thirty-seven thousand, four hundred sixty-seven".