40094746 has 4 divisors (see below), whose sum is σ = 60142122. Its totient is φ = 20047372.

The previous prime is 40094741. The next prime is 40094753. The reversal of 40094746 is 64749004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20602521 + 19492225 = 4539^2 + 4415^2 .

It is not an unprimeable number, because it can be changed into a prime (40094741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10023685 + ... + 10023688.

Almost surely, 2^40094746 is an apocalyptic number.

40094746 is a deficient number, since it is larger than the sum of its proper divisors (20047376).

40094746 is a wasteful number, since it uses less digits than its factorization.

40094746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20047375.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 40094746 is about 6332.0412190699. The cubic root of 40094746 is about 342.2649987211.

The spelling of 40094746 in words is "forty million, ninety-four thousand, seven hundred forty-six".