252533534 has 24 divisors (see below), whose sum is σ = 423217704. Its totient is φ = 112899600.

The previous prime is 252533509. The next prime is 252533543. The reversal of 252533534 is 435335252.

It is a self number, because there is not a number n which added to its sum of digits gives 252533534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6209 + ... + 23315.

It is an arithmetic number, because the mean of its divisors is an integer number (17634071).

Almost surely, 2^252533534 is an apocalyptic number.

252533534 is a deficient number, since it is larger than the sum of its proper divisors (170684170).

252533534 is a wasteful number, since it uses less digits than its factorization.

252533534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17192 (or 17181 counting only the distinct ones).

The product of its digits is 54000, while the sum is 32.

The square root of 252533534 is about 15891.3037224766. The cubic root of 252533534 is about 632.0814117604.

Adding to 252533534 its reverse (435335252), we get a palindrome (687868786).

The spelling of 252533534 in words is "two hundred fifty-two million, five hundred thirty-three thousand, five hundred thirty-four".