245441814 has 16 divisors (see below), whose sum is σ = 493897152. Its totient is φ = 81311688.

The previous prime is 245441813. The next prime is 245441821. The reversal of 245441814 is 418144542.

It is a super-2 number, since 2×245441814² = 120483368119221192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245441813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124504 + ... + 126459.

It is an arithmetic number, because the mean of its divisors is an integer number (30868572).

Almost surely, 2^245441814 is an apocalyptic number.

245441814 is an abundant number, since it is smaller than the sum of its proper divisors (248455338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245441814 is a wasteful number, since it uses less digits than its factorization.

245441814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251131.

The product of its digits is 20480, while the sum is 33.

The square root of 245441814 is about 15666.5827160871. The cubic root of 245441814 is about 626.1083811706.

The spelling of 245441814 in words is "two hundred forty-five million, four hundred forty-one thousand, eight hundred fourteen".