153940284 has 48 divisors (see below), whose sum is σ = 400055040. Its totient is φ = 51191280.

The previous prime is 153940273. The next prime is 153940309. The reversal of 153940284 is 482049351.

153940284 is a `hidden beast` number, since 1 + 539 + 40 + 2 + 84 = 666.

153940284 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×153940284² = 47395222076001312, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 51577 + ... + 54479.

It is an arithmetic number, because the mean of its divisors is an integer number (8334480).

Almost surely, 2^153940284 is an apocalyptic number.

It is an amenable number.

153940284 is an abundant number, since it is smaller than the sum of its proper divisors (246114756).

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

153940284 is a wasteful number, since it uses less digits than its factorization.

153940284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407 (or 3399 counting only the distinct ones).

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

The square root of 153940284 is about 12407.2673864957. The cubic root of 153940284 is about 535.9415498378.

The spelling of 153940284 in words is "one hundred fifty-three million, nine hundred forty thousand, two hundred eighty-four".