245421326 has 16 divisors (see below), whose sum is σ = 378378000. Its totient is φ = 119315520.

The previous prime is 245421317. The next prime is 245421331. The reversal of 245421326 is 623124542.

It is a congruent number.

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, 20300 + ... + 30048.

It is an arithmetic number, because the mean of its divisors is an integer number (23648625).

Almost surely, 2^245421326 is an apocalyptic number.

245421326 is a deficient number, since it is larger than the sum of its proper divisors (132956674).

245421326 is a wasteful number, since it uses less digits than its factorization.

245421326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10099.

The product of its digits is 11520, while the sum is 29.

The square root of 245421326 is about 15665.9288265969. The cubic root of 245421326 is about 626.0909594373.

Adding to 245421326 its reverse (623124542), we get a palindrome (868545868).

The spelling of 245421326 in words is "two hundred forty-five million, four hundred twenty-one thousand, three hundred twenty-six".