146425851 has 36 divisors (see below), whose sum is σ = 250386864. Its totient is φ = 81908640.

The previous prime is 146425849. The next prime is 146425919. The reversal of 146425851 is 158524641.

It is a happy number.

146425851 is a `hidden beast` number, since 1 + 4 + 642 + 5 + 8 + 5 + 1 = 666.

It is not a de Polignac number, because 146425851 - 2¹ = 146425849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146425841) 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 35 ways as a sum of consecutive naturals, for example, 8986 + ... + 19328.

Almost surely, 2^146425851 is an apocalyptic number.

146425851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

146425851 is a deficient number, since it is larger than the sum of its proper divisors (103961013).

146425851 is a wasteful number, since it uses less digits than its factorization.

146425851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10384 (or 10370 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 146425851 is about 12100.6549822727. The cubic root of 146425851 is about 527.0752040754.

The spelling of 146425851 in words is "one hundred forty-six million, four hundred twenty-five thousand, eight hundred fifty-one".