472987001 has 2 divisors, whose sum is σ = 472987002. Its totient is φ = 472987000.

The previous prime is 472986979. The next prime is 472987027. The reversal of 472987001 is 100789274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386515600 + 86471401 = 19660^2 + 9299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472987001 is a prime.

It is a super-2 number, since 2×472987001² = 447433406229948002, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (472987051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236493500 + 236493501.

It is an arithmetic number, because the mean of its divisors is an integer number (236493501).

Almost surely, 2^472987001 is an apocalyptic number.

It is an amenable number.

472987001 is a deficient number, since it is larger than the sum of its proper divisors (1).

472987001 is an equidigital number, since it uses as much as digits as its factorization.

472987001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 472987001 is about 21748.2643215499. The cubic root of 472987001 is about 779.1416159688.

The spelling of 472987001 in words is "four hundred seventy-two million, nine hundred eighty-seven thousand, one".