202355442 has 32 divisors (see below), whose sum is σ = 461836800. Its totient is φ = 65628144.

The previous prime is 202355441. The next prime is 202355443. The reversal of 202355442 is 244553202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (202355441) and next prime (202355443).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (202355441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48642 + ... + 52637.

It is an arithmetic number, because the mean of its divisors is an integer number (14432400).

Almost surely, 2^202355442 is an apocalyptic number.

202355442 is an abundant number, since it is smaller than the sum of its proper divisors (259481358).

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

202355442 is a wasteful number, since it uses less digits than its factorization.

202355442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101327 (or 101321 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 202355442 is about 14225.1693135794. The cubic root of 202355442 is about 587.0903782358.

The spelling of 202355442 in words is "two hundred two million, three hundred fifty-five thousand, four hundred forty-two".