146662745 has 8 divisors (see below), whose sum is σ = 176157960. Its totient is φ = 117221760.

The previous prime is 146662741. The next prime is 146662771. The reversal of 146662745 is 547266641.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1315609 + 145347136 = 1147^2 + 12056^2 .

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

It is not a de Polignac number, because 146662745 - 2² = 146662741 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146662741) 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, 7346 + ... + 18635.

It is an arithmetic number, because the mean of its divisors is an integer number (22019745).

Almost surely, 2^146662745 is an apocalyptic number.

It is an amenable number.

146662745 is a deficient number, since it is larger than the sum of its proper divisors (29495215).

146662745 is a wasteful number, since it uses less digits than its factorization.

146662745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27115.

The product of its digits is 241920, while the sum is 41.

The square root of 146662745 is about 12110.4395048239. The cubic root of 146662745 is about 527.3592925244.

The spelling of 146662745 in words is "one hundred forty-six million, six hundred sixty-two thousand, seven hundred forty-five".