667514364 has 96 divisors (see below), whose sum is σ = 1731373056. Its totient is φ = 198482880.

The previous prime is 667514363. The next prime is 667514387. The reversal of 667514364 is 463415766.

It is a super-2 number, since 2×667514364² = 891150852292648992, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667514363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2358567 + ... + 2358849.

It is an arithmetic number, because the mean of its divisors is an integer number (18035136).

Almost surely, 2^667514364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 667514364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (865686528).

667514364 is an abundant number, since it is smaller than the sum of its proper divisors (1063858692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

667514364 is a wasteful number, since it uses less digits than its factorization.

667514364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 573 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 667514364 is about 25836.2993480103. The cubic root of 667514364 is about 873.9505738256.

The spelling of 667514364 in words is "six hundred sixty-seven million, five hundred fourteen thousand, three hundred sixty-four".