147400668 has 24 divisors (see below), whose sum is σ = 382150160. Its totient is φ = 49133520.

The previous prime is 147400667. The next prime is 147400679. The reversal of 147400668 is 866004741.

147400668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147400663) 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, 682303 + ... + 682518.

Almost surely, 2^147400668 is an apocalyptic number.

147400668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

147400668 is an abundant number, since it is smaller than the sum of its proper divisors (234749492).

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

147400668 is a wasteful number, since it uses less digits than its factorization.

147400668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364834 (or 1364826 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 147400668 is about 12140.8676790417. The cubic root of 147400668 is about 528.2422700170.

The spelling of 147400668 in words is "one hundred forty-seven million, four hundred thousand, six hundred sixty-eight".