494277667 has 4 divisors (see below), whose sum is σ = 532299040. Its totient is φ = 456256296.

The previous prime is 494277661. The next prime is 494277677. The reversal of 494277667 is 766772494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766772494 = 2 ⋅383386247.

It is a cyclic number.

It is not a de Polignac number, because 494277667 - 2²³ = 485889059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (494277661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19010667 + ... + 19010692.

It is an arithmetic number, because the mean of its divisors is an integer number (133074760).

Almost surely, 2^494277667 is an apocalyptic number.

494277667 is a deficient number, since it is larger than the sum of its proper divisors (38021373).

494277667 is a wasteful number, since it uses less digits than its factorization.

494277667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38021372.

The product of its digits is 3556224, while the sum is 52.

The square root of 494277667 is about 22232.3563078680. The cubic root of 494277667 is about 790.6610218128.

The spelling of 494277667 in words is "four hundred ninety-four million, two hundred seventy-seven thousand, six hundred sixty-seven".