42332631 has 8 divisors (see below), whose sum is σ = 61574784. Its totient is φ = 25656120.

The previous prime is 42332617. The next prime is 42332659. The reversal of 42332631 is 13623324.

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

It is not a de Polignac number, because 42332631 - 2⁵ = 42332599 is a prime.

It is a super-2 number, since 2×42332631² = 3584103294764322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42332671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641371 + ... + 641436.

It is an arithmetic number, because the mean of its divisors is an integer number (7696848).

Almost surely, 2^42332631 is an apocalyptic number.

42332631 is a deficient number, since it is larger than the sum of its proper divisors (19242153).

42332631 is a wasteful number, since it uses less digits than its factorization.

42332631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282821.

The product of its digits is 2592, while the sum is 24.

The square root of 42332631 is about 6506.3531259839. The cubic root of 42332631 is about 348.5178987765.

Adding to 42332631 its reverse (13623324), we get a palindrome (55955955).

The spelling of 42332631 in words is "forty-two million, three hundred thirty-two thousand, six hundred thirty-one".