401464424 has 16 divisors (see below), whose sum is σ = 765086820. Its totient is φ = 197441280.

The previous prime is 401464423. The next prime is 401464457. The reversal of 401464424 is 424464104.

It can be written as a sum of positive squares in 2 ways, for example, as 305620324 + 95844100 = 17482^2 + 9790^2 .

It is a super-2 number, since 2×401464424² = 322347367475303552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401464423) 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, 410849 + ... + 411824.

Almost surely, 2^401464424 is an apocalyptic number.

It is an amenable number.

401464424 is a deficient number, since it is larger than the sum of its proper divisors (363622396).

401464424 is a wasteful number, since it uses less digits than its factorization.

401464424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822740 (or 822736 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 401464424 is about 20036.5771527973. The cubic root of 401464424 is about 737.7043686805.

The spelling of 401464424 in words is "four hundred one million, four hundred sixty-four thousand, four hundred twenty-four".