153400432 has 20 divisors (see below), whose sum is σ = 310136400. Its totient is φ = 73365248.

The previous prime is 153400427. The next prime is 153400463. The reversal of 153400432 is 234004351.

It is a super-3 number, since 3×153400432³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208057 + ... + 208792.

It is an arithmetic number, because the mean of its divisors is an integer number (15506820).

Almost surely, 2^153400432 is an apocalyptic number.

It is an amenable number.

153400432 is an abundant number, since it is smaller than the sum of its proper divisors (156735968).

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

153400432 is a wasteful number, since it uses less digits than its factorization.

153400432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416880 (or 416874 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 153400432 is about 12385.4928040833. The cubic root of 153400432 is about 535.3143196204.

Adding to 153400432 its reverse (234004351), we get a palindrome (387404783).

The spelling of 153400432 in words is "one hundred fifty-three million, four hundred thousand, four hundred thirty-two".