401572627 has 2 divisors, whose sum is σ = 401572628. Its totient is φ = 401572626.

The previous prime is 401572601. The next prime is 401572631. The reversal of 401572627 is 726275104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401572627 - 2⁷ = 401572499 is a prime.

It is a super-2 number, since 2×401572627² = 322521149511362258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401572592 and 401572601.

It is not a weakly prime, because it can be changed into another prime (401572687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200786313 + 200786314.

It is an arithmetic number, because the mean of its divisors is an integer number (200786314).

Almost surely, 2^401572627 is an apocalyptic number.

401572627 is a deficient number, since it is larger than the sum of its proper divisors (1).

401572627 is an equidigital number, since it uses as much as digits as its factorization.

401572627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 401572627 is about 20039.2771077202. The cubic root of 401572627 is about 737.7706382766.

The spelling of 401572627 in words is "four hundred one million, five hundred seventy-two thousand, six hundred twenty-seven".