401532422 has 8 divisors (see below), whose sum is σ = 602519736. Its totient is φ = 200692512.

The previous prime is 401532359. The next prime is 401532437. The reversal of 401532422 is 224235104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401532422² = 322456571834372168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29768 + ... + 41099.

It is an arithmetic number, because the mean of its divisors is an integer number (75314967).

Almost surely, 2^401532422 is an apocalyptic number.

401532422 is a deficient number, since it is larger than the sum of its proper divisors (200987314).

401532422 is a wasteful number, since it uses less digits than its factorization.

401532422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73702.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 401532422 is about 20038.2739276615. The cubic root of 401532422 is about 737.7460158659.

Adding to 401532422 its reverse (224235104), we get a palindrome (625767526).

The spelling of 401532422 in words is "four hundred one million, five hundred thirty-two thousand, four hundred twenty-two".