146642907 has 16 divisors (see below), whose sum is σ = 199486080. Its totient is φ = 95791872.

The previous prime is 146642887. The next prime is 146642953. The reversal of 146642907 is 709246641.

It is a happy number.

It is not a de Polignac number, because 146642907 - 2¹⁰ = 146641883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146642107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61308 + ... + 63654.

It is an arithmetic number, because the mean of its divisors is an integer number (12467880).

Almost surely, 2^146642907 is an apocalyptic number.

146642907 is a deficient number, since it is larger than the sum of its proper divisors (52843173).

146642907 is a wasteful number, since it uses less digits than its factorization.

146642907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 146642907 is about 12109.6204317064. The cubic root of 146642907 is about 527.3355141037.

It can be divided in two parts, 14664 and 2907, that added together give a palindrome (17571).

The spelling of 146642907 in words is "one hundred forty-six million, six hundred forty-two thousand, nine hundred seven".