242504534 has 4 divisors (see below), whose sum is σ = 363756804. Its totient is φ = 121252266.

The previous prime is 242504533. The next prime is 242504567. The reversal of 242504534 is 435405242.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 242504497 and 242504506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242504531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60626132 + ... + 60626135.

It is an arithmetic number, because the mean of its divisors is an integer number (90939201).

Almost surely, 2^242504534 is an apocalyptic number.

242504534 is a deficient number, since it is larger than the sum of its proper divisors (121252270).

242504534 is a wasteful number, since it uses less digits than its factorization.

242504534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121252269.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 242504534 is about 15572.5570796835. The cubic root of 242504534 is about 623.6007386595.

Adding to 242504534 its reverse (435405242), we get a palindrome (677909776).

The spelling of 242504534 in words is "two hundred forty-two million, five hundred four thousand, five hundred thirty-four".