146700640 has 24 divisors (see below), whose sum is σ = 346580640. Its totient is φ = 58680192.

The previous prime is 146700629. The next prime is 146700707. The reversal of 146700640 is 46007641.

146700640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 146700599 and 146700608.

It is a congruent number.

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, 458280 + ... + 458599.

It is an arithmetic number, because the mean of its divisors is an integer number (14440860).

Almost surely, 2^146700640 is an apocalyptic number.

146700640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146700640 is an abundant number, since it is smaller than the sum of its proper divisors (199880000).

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

146700640 is an equidigital number, since it uses as much as digits as its factorization.

146700640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916894 (or 916886 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 146700640 is about 12112.0039630112. The cubic root of 146700640 is about 527.4047086466.

The spelling of 146700640 in words is "one hundred forty-six million, seven hundred thousand, six hundred forty".