401425417 has 8 divisors (see below), whose sum is σ = 432391680. Its totient is φ = 371585280.

The previous prime is 401425399. The next prime is 401425429. The reversal of 401425417 is 714524104.

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 401425417 - 2⁷ = 401425289 is a prime.

It is a super-2 number, since 2×401425417² = 322284730827247778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401425457) 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, 280792 + ... + 282217.

It is an arithmetic number, because the mean of its divisors is an integer number (54048960).

Almost surely, 2^401425417 is an apocalyptic number.

It is an amenable number.

401425417 is a deficient number, since it is larger than the sum of its proper divisors (30966263).

401425417 is a wasteful number, since it uses less digits than its factorization.

401425417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563063.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 401425417 is about 20035.6037343525. The cubic root of 401425417 is about 737.6804756823.

The spelling of 401425417 in words is "four hundred one million, four hundred twenty-five thousand, four hundred seventeen".