153420984 has 48 divisors (see below), whose sum is σ = 428925120. Its totient is φ = 49489920.

The previous prime is 153420931. The next prime is 153421001. The reversal of 153420984 is 489024351.

153420984 is a `hidden beast` number, since 153 + 420 + 9 + 84 = 666.

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

It is a congruent number.

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, 32137 + ... + 36600.

It is an arithmetic number, because the mean of its divisors is an integer number (8935940).

Almost surely, 2^153420984 is an apocalyptic number.

It is an amenable number.

153420984 is an abundant number, since it is smaller than the sum of its proper divisors (275504136).

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

153420984 is a wasteful number, since it uses less digits than its factorization.

153420984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68780 (or 68773 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 153420984 is about 12386.3224566455. The cubic root of 153420984 is about 535.3382250042.

The spelling of 153420984 in words is "one hundred fifty-three million, four hundred twenty thousand, nine hundred eighty-four".