242621598 has 32 divisors (see below), whose sum is σ = 511466400. Its totient is φ = 76608896.

The previous prime is 242621597. The next prime is 242621611. The reversal of 242621598 is 895126242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242621597) 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, 3933 + ... + 22376.

It is an arithmetic number, because the mean of its divisors is an integer number (15983325).

Almost surely, 2^242621598 is an apocalyptic number.

242621598 is an abundant number, since it is smaller than the sum of its proper divisors (268844802).

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

242621598 is a wasteful number, since it uses less digits than its factorization.

242621598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26396.

The product of its digits is 69120, while the sum is 39.

The square root of 242621598 is about 15576.3152895670. The cubic root of 242621598 is about 623.7010659293.

The spelling of 242621598 in words is "two hundred forty-two million, six hundred twenty-one thousand, five hundred ninety-eight".