42032464 has 20 divisors (see below), whose sum is σ = 81609856. Its totient is φ = 20971872.

The previous prime is 42032461. The next prime is 42032467. The reversal of 42032464 is 46423024.

It is an interprime number because it is at equal distance from previous prime (42032461) and next prime (42032467).

It is a super-2 number, since 2×42032464² = 3533456059822592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42032461) 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, 5857 + ... + 10879.

Almost surely, 2^42032464 is an apocalyptic number.

It is an amenable number.

42032464 is a deficient number, since it is larger than the sum of its proper divisors (39577392).

42032464 is a wasteful number, since it uses less digits than its factorization.

42032464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5554 (or 5548 counting only the distinct ones).

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

The square root of 42032464 is about 6483.2448665772. The cubic root of 42032464 is about 347.6922015257.

Adding to 42032464 its reverse (46423024), we get a palindrome (88455488).

The spelling of 42032464 in words is "forty-two million, thirty-two thousand, four hundred sixty-four".