146725427 has 4 divisors (see below), whose sum is σ = 148178256. Its totient is φ = 145272600.

The previous prime is 146725421. The next prime is 146725463. The reversal of 146725427 is 724527641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146725427 - 2⁶ = 146725363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146725421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726263 + ... + 726464.

It is an arithmetic number, because the mean of its divisors is an integer number (37044564).

Almost surely, 2^146725427 is an apocalyptic number.

146725427 is a deficient number, since it is larger than the sum of its proper divisors (1452829).

146725427 is a wasteful number, since it uses less digits than its factorization.

146725427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452828.

The product of its digits is 94080, while the sum is 38.

The square root of 146725427 is about 12113.0271608711. The cubic root of 146725427 is about 527.4344109581.

The spelling of 146725427 in words is "one hundred forty-six million, seven hundred twenty-five thousand, four hundred twenty-seven".