242630516 has 6 divisors (see below), whose sum is σ = 424603410. Its totient is φ = 121315256.

The previous prime is 242630503. The next prime is 242630527. The reversal of 242630516 is 615036242.

It can be written as a sum of positive squares in only one way, i.e., 241180900 + 1449616 = 15530^2 + 1204^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30328811 + ... + 30328818.

It is an arithmetic number, because the mean of its divisors is an integer number (70767235).

Almost surely, 2^242630516 is an apocalyptic number.

It is an amenable number.

242630516 is a deficient number, since it is larger than the sum of its proper divisors (181972894).

242630516 is a wasteful number, since it uses less digits than its factorization.

242630516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60657633 (or 60657631 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 242630516 is about 15576.6015548964. The cubic root of 242630516 is about 623.7087075930.

Adding to 242630516 its reverse (615036242), we get a palindrome (857666758).

The spelling of 242630516 in words is "two hundred forty-two million, six hundred thirty thousand, five hundred sixteen".