40732122 has 8 divisors (see below), whose sum is σ = 81464256. Its totient is φ = 13577372.

The previous prime is 40732117. The next prime is 40732129. The reversal of 40732122 is 22123704.

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

40732122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40732129) 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, 3394338 + ... + 3394349.

It is an arithmetic number, because the mean of its divisors is an integer number (10183032).

Almost surely, 2^40732122 is an apocalyptic number.

40732122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40732122 is a wasteful number, since it uses less digits than its factorization.

40732122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6788692.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40732122 is about 6382.1722007480. The cubic root of 40732122 is about 344.0691056857.

Adding to 40732122 its reverse (22123704), we get a palindrome (62855826).

The spelling of 40732122 in words is "forty million, seven hundred thirty-two thousand, one hundred twenty-two".