145584612 has 36 divisors (see below), whose sum is σ = 387376080. Its totient is φ = 45973872.

The previous prime is 145584581. The next prime is 145584653. The reversal of 145584612 is 216485541.

It is a happy number.

145584612 is a `hidden beast` number, since 14 + 5 + 584 + 61 + 2 = 666.

145584612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105738 + ... + 107105.

Almost surely, 2^145584612 is an apocalyptic number.

145584612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145584612 is an abundant number, since it is smaller than the sum of its proper divisors (241791468).

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

145584612 is a wasteful number, since it uses less digits than its factorization.

145584612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212872 (or 212867 counting only the distinct ones).

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

The square root of 145584612 is about 12065.8448523093. The cubic root of 145584612 is about 526.0638888793.

The spelling of 145584612 in words is "one hundred forty-five million, five hundred eighty-four thousand, six hundred twelve".