146625720 has 64 divisors (see below), whose sum is σ = 444852000. Its totient is φ = 38658048.

The previous prime is 146625707. The next prime is 146625733. The reversal of 146625720 is 27526641.

146625720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (146625707) and next prime (146625733).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3816 + ... + 17544.

Almost surely, 2^146625720 is an apocalyptic number.

146625720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146625720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222426000).

146625720 is an abundant number, since it is smaller than the sum of its proper divisors (298226280).

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

146625720 is a wasteful number, since it uses less digits than its factorization.

146625720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13832 (or 13828 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 146625720 is about 12108.9107685208. The cubic root of 146625720 is about 527.3149115171.

The spelling of 146625720 in words is "one hundred forty-six million, six hundred twenty-five thousand, seven hundred twenty".