40858794 has 24 divisors (see below), whose sum is σ = 89045892. Its totient is φ = 13539840.

The previous prime is 40858781. The next prime is 40858799. The reversal of 40858794 is 49785804.

It can be written as a sum of positive squares in 2 ways, for example, as 40793769 + 65025 = 6387^2 + 255^2 .

It is not an unprimeable number, because it can be changed into a prime (40858799) 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, 3447 + ... + 9674.

Almost surely, 2^40858794 is an apocalyptic number.

40858794 is an abundant number, since it is smaller than the sum of its proper divisors (48187098).

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

40858794 is a wasteful number, since it uses less digits than its factorization.

40858794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13302 (or 13299 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 40858794 is about 6392.0883911285. The cubic root of 40858794 is about 344.4254077659.

The spelling of 40858794 in words is "forty million, eight hundred fifty-eight thousand, seven hundred ninety-four".