146724245 has 8 divisors (see below), whose sum is σ = 183724416. Its totient is φ = 112275856.

The previous prime is 146724239. The next prime is 146724257. The reversal of 146724245 is 542427641.

It is a happy number.

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 146724245 - 2⁶ = 146724181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637817 + ... + 638046.

It is an arithmetic number, because the mean of its divisors is an integer number (22965552).

Almost surely, 2^146724245 is an apocalyptic number.

It is an amenable number.

146724245 is a deficient number, since it is larger than the sum of its proper divisors (37000171).

146724245 is a wasteful number, since it uses less digits than its factorization.

146724245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275891.

The product of its digits is 53760, while the sum is 35.

The square root of 146724245 is about 12112.9783703266. The cubic root of 146724245 is about 527.4329946411.

The spelling of 146724245 in words is "one hundred forty-six million, seven hundred twenty-four thousand, two hundred forty-five".