401444332 has 24 divisors (see below), whose sum is σ = 728426160. Its totient is φ = 193354560.

The previous prime is 401444317. The next prime is 401444347. The reversal of 401444332 is 233444104.

It is an interprime number because it is at equal distance from previous prime (401444317) and next prime (401444347).

It is a super-2 number, since 2×401444332² = 322315103389852448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401444297 and 401444306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49723 + ... + 57229.

It is an arithmetic number, because the mean of its divisors is an integer number (30351090).

Almost surely, 2^401444332 is an apocalyptic number.

It is an amenable number.

401444332 is a deficient number, since it is larger than the sum of its proper divisors (326981828).

401444332 is a wasteful number, since it uses less digits than its factorization.

401444332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8001 (or 7999 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 401444332 is about 20036.0757634822. The cubic root of 401444332 is about 737.6920619002.

Adding to 401444332 its reverse (233444104), we get a palindrome (634888436).

The spelling of 401444332 in words is "four hundred one million, four hundred forty-four thousand, three hundred thirty-two".