401314442 has 16 divisors (see below), whose sum is σ = 642755520. Its totient is φ = 187468512.

The previous prime is 401314423. The next prime is 401314477. The reversal of 401314442 is 244413104.

It is a happy number.

It is a super-2 number, since 2×401314442² = 322106562715542728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99467 + ... + 103422.

It is an arithmetic number, because the mean of its divisors is an integer number (40172220).

Almost surely, 2^401314442 is an apocalyptic number.

401314442 is a deficient number, since it is larger than the sum of its proper divisors (241441078).

401314442 is a wasteful number, since it uses less digits than its factorization.

401314442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202957.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 401314442 is about 20032.8340980501. The cubic root of 401314442 is about 737.6124915834.

Adding to 401314442 its reverse (244413104), we get a palindrome (645727546).

The spelling of 401314442 in words is "four hundred one million, three hundred fourteen thousand, four hundred forty-two".