146431684 has 24 divisors (see below), whose sum is σ = 299676608. Its totient is φ = 61296480.

The previous prime is 146431657. The next prime is 146431697. The reversal of 146431684 is 486134641.

146431684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59607 + ... + 62014.

Almost surely, 2^146431684 is an apocalyptic number.

146431684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

146431684 is an abundant number, since it is smaller than the sum of its proper divisors (153244924).

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

146431684 is a wasteful number, since it uses less digits than its factorization.

146431684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121675 (or 121673 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 146431684 is about 12100.8959998836. The cubic root of 146431684 is about 527.0822028142.

The spelling of 146431684 in words is "one hundred forty-six million, four hundred thirty-one thousand, six hundred eighty-four".