242487330 has 16 divisors (see below), whose sum is σ = 581969664. Its totient is φ = 64663280.

The previous prime is 242487317. The next prime is 242487347. The reversal of 242487330 is 33784242.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 242487291 and 242487300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4041426 + ... + 4041485.

It is an arithmetic number, because the mean of its divisors is an integer number (36373104).

Almost surely, 2^242487330 is an apocalyptic number.

242487330 is an abundant number, since it is smaller than the sum of its proper divisors (339482334).

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

242487330 is a wasteful number, since it uses less digits than its factorization.

242487330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8082921.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 242487330 is about 15572.0046879007. The cubic root of 242487330 is about 623.5859916076.

The spelling of 242487330 in words is "two hundred forty-two million, four hundred eighty-seven thousand, three hundred thirty".