401294567 has 4 divisors (see below), whose sum is σ = 401341080. Its totient is φ = 401248056.

The previous prime is 401294561. The next prime is 401294581. The reversal of 401294567 is 765492104.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 401294567 - 2¹² = 401290471 is a prime.

It is a super-2 number, since 2×401294567² = 322074659007434978, which contains 22 as substring.

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 401294567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401294561) 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, 6092 + ... + 28977.

It is an arithmetic number, because the mean of its divisors is an integer number (100335270).

Almost surely, 2^401294567 is an apocalyptic number.

401294567 is a deficient number, since it is larger than the sum of its proper divisors (46513).

401294567 is a wasteful number, since it uses less digits than its factorization.

401294567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46512.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 401294567 is about 20032.3380312933. The cubic root of 401294567 is about 737.6003146894.

The spelling of 401294567 in words is "four hundred one million, two hundred ninety-four thousand, five hundred sixty-seven".