73037997 has 8 divisors (see below), whose sum is σ = 108204480. Its totient is φ = 48691980.

The previous prime is 73037983. The next prime is 73038011. The reversal of 73037997 is 79973037.

It is an interprime number because it is at equal distance from previous prime (73037983) and next prime (73038011).

It is not a de Polignac number, because 73037997 - 2⁴ = 73037981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73037917) 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, 1352529 + ... + 1352582.

It is an arithmetic number, because the mean of its divisors is an integer number (13525560).

Almost surely, 2^73037997 is an apocalyptic number.

It is an amenable number.

73037997 is a deficient number, since it is larger than the sum of its proper divisors (35166483).

73037997 is a wasteful number, since it uses less digits than its factorization.

73037997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705120 (or 2705114 counting only the distinct ones).

The product of its (nonzero) digits is 250047, while the sum is 45.

The square root of 73037997 is about 8546.2270622772. The cubic root of 73037997 is about 418.0064195499.

The spelling of 73037997 in words is "seventy-three million, thirty-seven thousand, nine hundred ninety-seven".