268040772 has 24 divisors (see below), whose sum is σ = 694920800. Its totient is φ = 89346888.

The previous prime is 268040767. The next prime is 268040777. The reversal of 268040772 is 277040862.

It is an interprime number because it is at equal distance from previous prime (268040767) and next prime (268040777).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (268040777) 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, 1240822 + ... + 1241037.

Almost surely, 2^268040772 is an apocalyptic number.

It is an amenable number.

268040772 is an abundant number, since it is smaller than the sum of its proper divisors (426880028).

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

268040772 is a wasteful number, since it uses less digits than its factorization.

268040772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481872 (or 2481864 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 268040772 is about 16371.9507695326. The cubic root of 268040772 is about 644.7632662864.

The spelling of 268040772 in words is "two hundred sixty-eight million, forty thousand, seven hundred seventy-two".