146725249 has 8 divisors (see below), whose sum is σ = 169479648. Its totient is φ = 125540160.

The previous prime is 146725247. The next prime is 146725261. The reversal of 146725249 is 942527641.

146725249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146725249 - 2¹ = 146725247 is a prime.

It is a super-2 number, since 2×146725249² = 43056597388224002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146725247) 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, 392127 + ... + 392500.

It is an arithmetic number, because the mean of its divisors is an integer number (21184956).

Almost surely, 2^146725249 is an apocalyptic number.

It is an amenable number.

146725249 is a deficient number, since it is larger than the sum of its proper divisors (22754399).

146725249 is a wasteful number, since it uses less digits than its factorization.

146725249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784655.

The product of its digits is 120960, while the sum is 40.

The square root of 146725249 is about 12113.0198134074. The cubic root of 146725249 is about 527.4341976723.

The spelling of 146725249 in words is "one hundred forty-six million, seven hundred twenty-five thousand, two hundred forty-nine".