146351916 has 18 divisors (see below), whose sum is σ = 369945212. Its totient is φ = 48783960.

The previous prime is 146351897. The next prime is 146351917. The reversal of 146351916 is 619153641.

146351916 is a `hidden beast` number, since 1 + 4 + 635 + 1 + 9 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 4065331 = 146351916 / (1 + 4 + 6 + 3 + 5 + 1 + 9 + 1 + 6).

It is not an unprimeable number, because it can be changed into a prime (146351917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2032630 + ... + 2032701.

Almost surely, 2^146351916 is an apocalyptic number.

It is an amenable number.

146351916 is an abundant number, since it is smaller than the sum of its proper divisors (223593296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146351916 is a wasteful number, since it uses less digits than its factorization.

146351916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065341 (or 4065336 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 146351916 is about 12097.5995966142. The cubic root of 146351916 is about 526.9864768784.

The spelling of 146351916 in words is "one hundred forty-six million, three hundred fifty-one thousand, nine hundred sixteen".