73457071 has 8 divisors (see below), whose sum is σ = 74576304. Its totient is φ = 72346560.

The previous prime is 73457063. The next prime is 73457077. The reversal of 73457071 is 17075437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73457071 - 2³ = 73457063 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 (73457077) 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, 15901 + ... + 19993.

It is an arithmetic number, because the mean of its divisors is an integer number (9322038).

Almost surely, 2^73457071 is an apocalyptic number.

73457071 is a deficient number, since it is larger than the sum of its proper divisors (1119233).

73457071 is a wasteful number, since it uses less digits than its factorization.

73457071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4361.

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 73457071 is about 8570.7100639329. The cubic root of 73457071 is about 418.8043679019.

The spelling of 73457071 in words is "seventy-three million, four hundred fifty-seven thousand, seventy-one".