1404977494 has 8 divisors (see below), whose sum is σ = 2199095280. Its totient is φ = 671945736.

The previous prime is 1404977479. The next prime is 1404977507. The reversal of 1404977494 is 4947794041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15271449 + ... + 15271540.

It is an arithmetic number, because the mean of its divisors is an integer number (274886910).

Almost surely, 2^1404977494 is an apocalyptic number.

1404977494 is a deficient number, since it is larger than the sum of its proper divisors (794117786).

1404977494 is a wasteful number, since it uses less digits than its factorization.

1404977494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30543014.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The square root of 1404977494 is about 37483.0294133225. The cubic root of 1404977494 is about 1120.0131519502.

The spelling of 1404977494 in words is "one billion, four hundred four million, nine hundred seventy-seven thousand, four hundred ninety-four".