40531350 has 24 divisors (see below), whose sum is σ = 100518120. Its totient is φ = 10808320.

The previous prime is 40531333. The next prime is 40531363. The reversal of 40531350 is 5313504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134955 + ... + 135254.

It is an arithmetic number, because the mean of its divisors is an integer number (4188255).

Almost surely, 2^40531350 is an apocalyptic number.

40531350 is an abundant number, since it is smaller than the sum of its proper divisors (59986770).

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

40531350 is a wasteful number, since it uses less digits than its factorization.

40531350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270224 (or 270219 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 40531350 is about 6366.4236428312. The cubic root of 40531350 is about 343.5028592742.

Adding to 40531350 its reverse (5313504), we get a palindrome (45844854).

The spelling of 40531350 in words is "forty million, five hundred thirty-one thousand, three hundred fifty".