400141412 has 12 divisors (see below), whose sum is σ = 763906416. Its totient is φ = 181882440.

The previous prime is 400141411. The next prime is 400141429. The reversal of 400141412 is 214141004.

It is a super-2 number, since 2×400141412² = 320226299194707488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400141411) 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, 4547018 + ... + 4547105.

It is an arithmetic number, because the mean of its divisors is an integer number (63658868).

Almost surely, 2^400141412 is an apocalyptic number.

It is an amenable number.

400141412 is a deficient number, since it is larger than the sum of its proper divisors (363765004).

400141412 is a wasteful number, since it uses less digits than its factorization.

400141412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9094138 (or 9094136 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 400141412 is about 20003.5349875966. The cubic root of 400141412 is about 736.8931172084.

Adding to 400141412 its reverse (214141004), we get a palindrome (614282416).

The spelling of 400141412 in words is "four hundred million, one hundred forty-one thousand, four hundred twelve".