146620075 has 24 divisors (see below), whose sum is σ = 208264448. Its totient is φ = 100306080.

The previous prime is 146620073. The next prime is 146620109. The reversal of 146620075 is 570026641.

It is a happy number.

It is not a de Polignac number, because 146620075 - 2¹ = 146620073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146620073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111874 + ... + 113176.

Almost surely, 2^146620075 is an apocalyptic number.

146620075 is a deficient number, since it is larger than the sum of its proper divisors (61644373).

146620075 is a wasteful number, since it uses less digits than its factorization.

146620075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1958 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 146620075 is about 12108.6776734704. The cubic root of 146620075 is about 527.3081443303.

The spelling of 146620075 in words is "one hundred forty-six million, six hundred twenty thousand, seventy-five".