654148946 has 8 divisors (see below), whose sum is σ = 1070425584. Its totient is φ = 297340420.

The previous prime is 654148927. The next prime is 654148997. The reversal of 654148946 is 649841456.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 654148946.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14867000 + ... + 14867043.

It is an arithmetic number, because the mean of its divisors is an integer number (133803198).

Almost surely, 2^654148946 is an apocalyptic number.

654148946 is a deficient number, since it is larger than the sum of its proper divisors (416276638).

654148946 is a wasteful number, since it uses less digits than its factorization.

654148946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29734056.

The product of its digits is 829440, while the sum is 47.

The square root of 654148946 is about 25576.3356640470. The cubic root of 654148946 is about 868.0782640538.

The spelling of 654148946 in words is "six hundred fifty-four million, one hundred forty-eight thousand, nine hundred forty-six".