40358412 has 36 divisors (see below), whose sum is σ = 105798056. Its totient is φ = 13452480.

The previous prime is 40358411. The next prime is 40358429. The reversal of 40358412 is 21485304.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40358411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19789 + ... + 21732.

Almost surely, 2^40358412 is an apocalyptic number.

It is an amenable number.

40358412 is an abundant number, since it is smaller than the sum of its proper divisors (65439644).

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

40358412 is a wasteful number, since it uses less digits than its factorization.

40358412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41540 (or 41526 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 40358412 is about 6352.8270872109. The cubic root of 40358412 is about 343.0136134017.

The spelling of 40358412 in words is "forty million, three hundred fifty-eight thousand, four hundred twelve".