242455536 has 30 divisors (see below), whose sum is σ = 678539160. Its totient is φ = 80818464.

The previous prime is 242455529. The next prime is 242455537. The reversal of 242455536 is 635554242.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 242455536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242455537) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 841716 + ... + 842003.

It is an arithmetic number, because the mean of its divisors is an integer number (22617972).

Almost surely, 2^242455536 is an apocalyptic number.

It is an amenable number.

242455536 is an abundant number, since it is smaller than the sum of its proper divisors (436083624).

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

242455536 is a wasteful number, since it uses less digits than its factorization.

242455536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683733 (or 1683724 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 242455536 is about 15570.9837839489. The cubic root of 242455536 is about 623.5587363560.

The spelling of 242455536 in words is "two hundred forty-two million, four hundred fifty-five thousand, five hundred thirty-six".