262796940 has 192 divisors, whose sum is σ = 960153600. Its totient is φ = 58413312.

The previous prime is 262796887. The next prime is 262796953. The reversal of 262796940 is 49697262.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 138921 + ... + 140799.

It is an arithmetic number, because the mean of its divisors is an integer number (5000800).

Almost surely, 2^262796940 is an apocalyptic number.

262796940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 262796940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (480076800).

262796940 is an abundant number, since it is smaller than the sum of its proper divisors (697356660).

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

262796940 is a wasteful number, since it uses less digits than its factorization.

262796940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941 (or 1933 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 262796940 is about 16211.0129233185. The cubic root of 262796940 is about 640.5309233736.

The spelling of 262796940 in words is "two hundred sixty-two million, seven hundred ninety-six thousand, nine hundred forty".