242691435 has 24 divisors (see below), whose sum is σ = 480760800. Its totient is φ = 110944512.

The previous prime is 242691413. The next prime is 242691457. The reversal of 242691435 is 534196242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (242691413) and next prime (242691457).

It is not a de Polignac number, because 242691435 - 2⁷ = 242691307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242691435.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384910 + ... + 385539.

It is an arithmetic number, because the mean of its divisors is an integer number (20031700).

Almost surely, 2^242691435 is an apocalyptic number.

242691435 is a deficient number, since it is larger than the sum of its proper divisors (238069365).

242691435 is a wasteful number, since it uses less digits than its factorization.

242691435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770467 (or 770464 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 242691435 is about 15578.5568972225. The cubic root of 242691435 is about 623.7609029115.

The spelling of 242691435 in words is "two hundred forty-two million, six hundred ninety-one thousand, four hundred thirty-five".