73922657 has 2 divisors, whose sum is σ = 73922658. Its totient is φ = 73922656.

The previous prime is 73922627. The next prime is 73922669. The reversal of 73922657 is 75622937.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65302561 + 8620096 = 8081^2 + 2936^2 .

It is a cyclic number.

It is not a de Polignac number, because 73922657 - 2¹⁰ = 73921633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73922617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36961328 + 36961329.

It is an arithmetic number, because the mean of its divisors is an integer number (36961329).

Almost surely, 2^73922657 is an apocalyptic number.

It is an amenable number.

73922657 is a deficient number, since it is larger than the sum of its proper divisors (1).

73922657 is an equidigital number, since it uses as much as digits as its factorization.

73922657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 41.

The square root of 73922657 is about 8597.8286212276. The cubic root of 73922657 is about 419.6873277551.

The spelling of 73922657 in words is "seventy-three million, nine hundred twenty-two thousand, six hundred fifty-seven".