70473973 has 8 divisors (see below), whose sum is σ = 73432800. Its totient is φ = 67550448.

The previous prime is 70473929. The next prime is 70474051. The reversal of 70473973 is 37937407.

It is a happy number.

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 70473973 - 2²⁵ = 36919541 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 (70473373) 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, 4711 + ... + 12772.

It is an arithmetic number, because the mean of its divisors is an integer number (9179100).

Almost surely, 2^70473973 is an apocalyptic number.

It is an amenable number.

70473973 is a deficient number, since it is larger than the sum of its proper divisors (2958827).

70473973 is a wasteful number, since it uses less digits than its factorization.

70473973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17651.

The product of its (nonzero) digits is 111132, while the sum is 40.

The square root of 70473973 is about 8394.8777835058. The cubic root of 70473973 is about 413.0566183930.

The spelling of 70473973 in words is "seventy million, four hundred seventy-three thousand, nine hundred seventy-three".