667457467 has 16 divisors (see below), whose sum is σ = 695217600. Its totient is φ = 640275840.

The previous prime is 667457437. The next prime is 667457507. The reversal of 667457467 is 764754766.

It is a cyclic number.

It is not a de Polignac number, because 667457467 - 2²³ = 659068859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (667457437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447617 + ... + 1448077.

It is an arithmetic number, because the mean of its divisors is an integer number (43451100).

Almost surely, 2^667457467 is an apocalyptic number.

667457467 is a deficient number, since it is larger than the sum of its proper divisors (27760133).

667457467 is a wasteful number, since it uses less digits than its factorization.

667457467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966.

The product of its digits is 5927040, while the sum is 52.

The square root of 667457467 is about 25835.1982187093. The cubic root of 667457467 is about 873.9257421109.

The spelling of 667457467 in words is "six hundred sixty-seven million, four hundred fifty-seven thousand, four hundred sixty-seven".