40132550 has 12 divisors (see below), whose sum is σ = 74646636. Its totient is φ = 16053000.

The previous prime is 40132523. The next prime is 40132559. The reversal of 40132550 is 5523104.

It is a super-2 number, since 2×40132550² = 3221243139005000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40132559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 401276 + ... + 401375.

It is an arithmetic number, because the mean of its divisors is an integer number (6220553).

Almost surely, 2^40132550 is an apocalyptic number.

40132550 is a deficient number, since it is larger than the sum of its proper divisors (34514086).

40132550 is a wasteful number, since it uses less digits than its factorization.

40132550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802663 (or 802658 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 40132550 is about 6335.0256510925. The cubic root of 40132550 is about 342.3725350182.

Adding to 40132550 its reverse (5523104), we get a palindrome (45655654).

The spelling of 40132550 in words is "forty million, one hundred thirty-two thousand, five hundred fifty".