472351973 has 4 divisors (see below), whose sum is σ = 472785228. Its totient is φ = 471918720.

The previous prime is 472351967. The next prime is 472351993. The reversal of 472351973 is 379153274.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 462379009 + 9972964 = 21503^2 + 3158^2 .

It is a cyclic number.

It is not a de Polignac number, because 472351973 - 2¹⁸ = 472089829 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 472351973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472351993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214988 + ... + 217173.

It is an arithmetic number, because the mean of its divisors is an integer number (118196307).

Almost surely, 2^472351973 is an apocalyptic number.

It is an amenable number.

472351973 is a deficient number, since it is larger than the sum of its proper divisors (433255).

472351973 is a wasteful number, since it uses less digits than its factorization.

472351973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433254.

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

The square root of 472351973 is about 21733.6599080781. The cubic root of 472351973 is about 778.7927703459.

The spelling of 472351973 in words is "four hundred seventy-two million, three hundred fifty-one thousand, nine hundred seventy-three".