401432044 has 24 divisors (see below), whose sum is σ = 761379248. Its totient is φ = 184092480.

The previous prime is 401432039. The next prime is 401432069. The reversal of 401432044 is 440234104.

It is a super-2 number, since 2×401432044² = 322295371900035872, which contains 22 as substring.

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, 16422 + ... + 32749.

Almost surely, 2^401432044 is an apocalyptic number.

It is an amenable number.

401432044 is a deficient number, since it is larger than the sum of its proper divisors (359947204).

401432044 is a wasteful number, since it uses less digits than its factorization.

401432044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49345 (or 49343 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 401432044 is about 20035.7691142616. The cubic root of 401432044 is about 737.6845350346.

Adding to 401432044 its reverse (440234104), we get a palindrome (841666148).

The spelling of 401432044 in words is "four hundred one million, four hundred thirty-two thousand, forty-four".