40798454 has 4 divisors (see below), whose sum is σ = 61197684. Its totient is φ = 20399226.

The previous prime is 40798427. The next prime is 40798469. The reversal of 40798454 is 45489704.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10199612 + ... + 10199615.

It is an arithmetic number, because the mean of its divisors is an integer number (15299421).

Almost surely, 2^40798454 is an apocalyptic number.

40798454 is a deficient number, since it is larger than the sum of its proper divisors (20399230).

40798454 is a wasteful number, since it uses less digits than its factorization.

40798454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20399229.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 40798454 is about 6387.3667500778. The cubic root of 40798454 is about 344.2557758375.

The spelling of 40798454 in words is "forty million, seven hundred ninety-eight thousand, four hundred fifty-four".