245743268 has 6 divisors (see below), whose sum is σ = 430050726. Its totient is φ = 122871632.

The previous prime is 245743259. The next prime is 245743291. The reversal of 245743268 is 862347542.

It can be written as a sum of positive squares in only one way, i.e., 239382784 + 6360484 = 15472^2 + 2522^2 .

It is a super-3 number, since 3×245743268³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30717905 + ... + 30717912.

It is an arithmetic number, because the mean of its divisors is an integer number (71675121).

Almost surely, 2^245743268 is an apocalyptic number.

It is an amenable number.

245743268 is a deficient number, since it is larger than the sum of its proper divisors (184307458).

245743268 is a wasteful number, since it uses less digits than its factorization.

245743268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61435821 (or 61435819 counting only the distinct ones).

The product of its digits is 322560, while the sum is 41.

The square root of 245743268 is about 15676.2006876666. The cubic root of 245743268 is about 626.3646070809.

The spelling of 245743268 in words is "two hundred forty-five million, seven hundred forty-three thousand, two hundred sixty-eight".