245539734 has 96 divisors (see below), whose sum is σ = 565481952. Its totient is φ = 70963200.

The previous prime is 245539729. The next prime is 245539753. The reversal of 245539734 is 437935542.

245539734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a zygodrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2172862 + ... + 2172974.

It is an arithmetic number, because the mean of its divisors is an integer number (5890437).

Almost surely, 2^245539734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245539734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282740976).

245539734 is an abundant number, since it is smaller than the sum of its proper divisors (319942218).

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

245539734 is a wasteful number, since it uses less digits than its factorization.

245539734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 243 counting only the distinct ones).

The product of its digits is 453600, while the sum is 42.

The square root of 245539734 is about 15669.7075275833. The cubic root of 245539734 is about 626.1916329203.

The spelling of 245539734 in words is "two hundred forty-five million, five hundred thirty-nine thousand, seven hundred thirty-four".