1427497394 has 16 divisors (see below), whose sum is σ = 2163957120. Its totient is φ = 706190880.

The previous prime is 1427497349. The next prime is 1427497397. The reversal of 1427497394 is 4937947241.

It is not an unprimeable number, because it can be changed into a prime (1427497397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302747 + ... + 307425.

It is an arithmetic number, because the mean of its divisors is an integer number (135247320).

Almost surely, 2^1427497394 is an apocalyptic number.

1427497394 is a deficient number, since it is larger than the sum of its proper divisors (736459726).

1427497394 is a wasteful number, since it uses less digits than its factorization.

1427497394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6265.

The product of its digits is 1524096, while the sum is 50.

The square root of 1427497394 is about 37782.2364875347. The cubic root of 1427497394 is about 1125.9655628768.

The spelling of 1427497394 in words is "one billion, four hundred twenty-seven million, four hundred ninety-seven thousand, three hundred ninety-four".