40356294 has 16 divisors (see below), whose sum is σ = 88050240. Its totient is φ = 12229160.

The previous prime is 40356289. The next prime is 40356301. The reversal of 40356294 is 49265304.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305664 + ... + 305795.

It is an arithmetic number, because the mean of its divisors is an integer number (5503140).

Almost surely, 2^40356294 is an apocalyptic number.

40356294 is an abundant number, since it is smaller than the sum of its proper divisors (47693946).

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

40356294 is a wasteful number, since it uses less digits than its factorization.

40356294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611475.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 40356294 is about 6352.6603875857. The cubic root of 40356294 is about 343.0076128721.

The spelling of 40356294 in words is "forty million, three hundred fifty-six thousand, two hundred ninety-four".