40194482 has 4 divisors (see below), whose sum is σ = 60291726. Its totient is φ = 20097240.

The previous prime is 40194461. The next prime is 40194487. The reversal of 40194482 is 28449104.

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., 28504921 + 11689561 = 5339^2 + 3419^2 .

It is not an unprimeable number, because it can be changed into a prime (40194487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10048619 + ... + 10048622.

Almost surely, 2^40194482 is an apocalyptic number.

40194482 is a deficient number, since it is larger than the sum of its proper divisors (20097244).

40194482 is a wasteful number, since it uses less digits than its factorization.

40194482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20097243.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 40194482 is about 6339.9118290399. The cubic root of 40194482 is about 342.5485593678.

The spelling of 40194482 in words is "forty million, one hundred ninety-four thousand, four hundred eighty-two".