245534402 has 16 divisors (see below), whose sum is σ = 371329920. Its totient is φ = 121761552.

The previous prime is 245534389. The next prime is 245534411. The reversal of 245534402 is 204435542.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235799 + ... + 236837.

It is an arithmetic number, because the mean of its divisors is an integer number (23208120).

Almost surely, 2^245534402 is an apocalyptic number.

245534402 is a deficient number, since it is larger than the sum of its proper divisors (125795518).

245534402 is a wasteful number, since it uses less digits than its factorization.

245534402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897.

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

The square root of 245534402 is about 15669.5373894701. The cubic root of 245534402 is about 626.1871002147.

Adding to 245534402 its reverse (204435542), we get a palindrome (449969944).

The spelling of 245534402 in words is "two hundred forty-five million, five hundred thirty-four thousand, four hundred two".