262955397 has 4 divisors (see below), whose sum is σ = 350607200. Its totient is φ = 175303596.

The previous prime is 262955377. The next prime is 262955431. The reversal of 262955397 is 793559262.

262955397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 262955397 - 2¹⁹ = 262431109 is a prime.

It is a super-2 number, since 2×262955397² = 138291081622855218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (262955317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43825897 + ... + 43825902.

It is an arithmetic number, because the mean of its divisors is an integer number (87651800).

Almost surely, 2^262955397 is an apocalyptic number.

It is an amenable number.

262955397 is a deficient number, since it is larger than the sum of its proper divisors (87651803).

262955397 is an equidigital number, since it uses as much as digits as its factorization.

262955397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87651802.

The product of its digits is 1020600, while the sum is 48.

The square root of 262955397 is about 16215.8995125155. The cubic root of 262955397 is about 640.6596364600.

The spelling of 262955397 in words is "two hundred sixty-two million, nine hundred fifty-five thousand, three hundred ninety-seven".