146140725 has 24 divisors (see below), whose sum is σ = 242118432. Its totient is φ = 77780800.

The previous prime is 146140681. The next prime is 146140739. The reversal of 146140725 is 527041641.

It is not a de Polignac number, because 146140725 - 2⁶ = 146140661 is a prime.

It is a super-2 number, since 2×146140725² = 42714223007051250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146140692 and 146140701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40495 + ... + 43955.

It is an arithmetic number, because the mean of its divisors is an integer number (10088268).

Almost surely, 2^146140725 is an apocalyptic number.

146140725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146140725 is a deficient number, since it is larger than the sum of its proper divisors (95977707).

146140725 is a wasteful number, since it uses less digits than its factorization.

146140725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037 (or 4032 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 146140725 is about 12088.8678129922. The cubic root of 146140725 is about 526.7328681314.

The spelling of 146140725 in words is "one hundred forty-six million, one hundred forty thousand, seven hundred twenty-five".