153402 has 16 divisors (see below), whose sum is σ = 315552. Its totient is φ = 49680.

The previous prime is 153379. The next prime is 153407. The reversal of 153402 is 204351.

It is not an unprimeable number, because it can be changed into a prime (153407) by changing a digit.

153402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124 + ... + 567.

It is an arithmetic number, because the mean of its divisors is an integer number (19722).

2¹⁵³⁴⁰² is an apocalyptic number.

153402 is an abundant number, since it is smaller than the sum of its proper divisors (162150).

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

153402 is a wasteful number, since it uses less digits than its factorization.

153402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 153402 is about 391.6656737576. The cubic root of 153402 is about 53.5316143540.

Adding to 153402 its reverse (204351), we get a palindrome (357753).

It can be divided in two parts, 153 and 402, that added together give a palindrome (555).

The spelling of 153402 in words is "one hundred fifty-three thousand, four hundred two".