146908644 has 24 divisors (see below), whose sum is σ = 344097600. Its totient is φ = 48782304.

The previous prime is 146908639. The next prime is 146908649. The reversal of 146908644 is 446809641.

It is an interprime number because it is at equal distance from previous prime (146908639) and next prime (146908649).

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 146908596 and 146908605.

It is not an unprimeable number, because it can be changed into a prime (146908649) 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, 20119 + ... + 26430.

It is an arithmetic number, because the mean of its divisors is an integer number (14337400).

Almost surely, 2^146908644 is an apocalyptic number.

It is an amenable number.

146908644 is an abundant number, since it is smaller than the sum of its proper divisors (197188956).

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

146908644 is a wasteful number, since it uses less digits than its factorization.

146908644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46819 (or 46817 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 146908644 is about 12120.5876095179. The cubic root of 146908644 is about 527.6538565748.

The spelling of 146908644 in words is "one hundred forty-six million, nine hundred eight thousand, six hundred forty-four".