40352412 has 12 divisors (see below), whose sum is σ = 94155656. Its totient is φ = 13450800.

The previous prime is 40352393. The next prime is 40352449. The reversal of 40352412 is 21425304.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1681339 + ... + 1681362.

Almost surely, 2^40352412 is an apocalyptic number.

It is an amenable number.

40352412 is an abundant number, since it is smaller than the sum of its proper divisors (53803244).

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

40352412 is a wasteful number, since it uses less digits than its factorization.

40352412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3362708 (or 3362706 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 40352412 is about 6352.3548389554. The cubic root of 40352412 is about 342.9966141891.

Adding to 40352412 its reverse (21425304), we get a palindrome (61777716).

The spelling of 40352412 in words is "forty million, three hundred fifty-two thousand, four hundred twelve".