155862 has 24 divisors (see below), whose sum is σ = 386256.
Its totient is φ = 44496.
The previous prime is 155861. The next prime is 155863. The reversal of 155862 is 268551.
It is an interprime number because it is at equal distance from previous prime (155861) and next prime (155863).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155861) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 493 + ... + 744.
It is an arithmetic number, because the mean of its divisors is an integer number (16094).
2155862 is an apocalyptic number.
155862 is an abundant number, since it is smaller than the sum of its proper divisors (230394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155862 is a wasteful number, since it uses less digits than its factorization.
155862 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1252 (or 1249 counting only the distinct ones).
The product of its digits is 2400, while the sum is 27.
The square root of 155862 is about 394.7936169697.
The cubic root of 155862 is about 53.8162478623.
The spelling of 155862 in words is "one hundred fifty-five thousand, eight hundred sixty-two".