245400533 has 4 divisors (see below), whose sum is σ = 280457760. Its totient is φ = 210343308.

The previous prime is 245400521. The next prime is 245400563. The reversal of 245400533 is 335004542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 245400533 - 2⁴ = 245400517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245400563) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17528603 + ... + 17528616.

It is an arithmetic number, because the mean of its divisors is an integer number (70114440).

Almost surely, 2^245400533 is an apocalyptic number.

It is an amenable number.

245400533 is a deficient number, since it is larger than the sum of its proper divisors (35057227).

245400533 is an equidigital number, since it uses as much as digits as its factorization.

245400533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35057226.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 245400533 is about 15665.2651749021. The cubic root of 245400533 is about 626.0732773595.

The spelling of 245400533 in words is "two hundred forty-five million, four hundred thousand, five hundred thirty-three".