40432254 has 16 divisors (see below), whose sum is σ = 81003792. Its totient is φ = 13454208.

The previous prime is 40432237. The next prime is 40432303. The reversal of 40432254 is 45223404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819 + ... + 9174.

It is an arithmetic number, because the mean of its divisors is an integer number (5062737).

Almost surely, 2^40432254 is an apocalyptic number.

40432254 is an abundant number, since it is smaller than the sum of its proper divisors (40571538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40432254 is a wasteful number, since it uses less digits than its factorization.

40432254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11611.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 40432254 is about 6358.6361745267. The cubic root of 40432254 is about 343.2226848856. Note that the first 3 decimals are identical.

Adding to 40432254 its reverse (45223404), we get a palindrome (85655658).

The spelling of 40432254 in words is "forty million, four hundred thirty-two thousand, two hundred fifty-four".