40294798 has 4 divisors (see below), whose sum is σ = 60442200. Its totient is φ = 20147398.

The previous prime is 40294789. The next prime is 40294799. The reversal of 40294798 is 89749204.

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

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40294799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10073698 + ... + 10073701.

It is an arithmetic number, because the mean of its divisors is an integer number (15110550).

Almost surely, 2^40294798 is an apocalyptic number.

40294798 is a deficient number, since it is larger than the sum of its proper divisors (20147402).

40294798 is a wasteful number, since it uses less digits than its factorization.

40294798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20147401.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 40294798 is about 6347.8183653914. The cubic root of 40294798 is about 342.8332962416.

The spelling of 40294798 in words is "forty million, two hundred ninety-four thousand, seven hundred ninety-eight".