261214462 has 4 divisors (see below), whose sum is σ = 391821696. Its totient is φ = 130607230.

The previous prime is 261214423. The next prime is 261214477. The reversal of 261214462 is 264412162.

261214462 is digitally balanced in base 3, 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.

It is a self number, because there is not a number n which added to its sum of digits gives 261214462.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 65303614 + ... + 65303617.

It is an arithmetic number, because the mean of its divisors is an integer number (97955424).

Almost surely, 2^261214462 is an apocalyptic number.

261214462 is a deficient number, since it is larger than the sum of its proper divisors (130607234).

261214462 is a wasteful number, since it uses less digits than its factorization.

261214462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130607233.

The product of its digits is 4608, while the sum is 28.

The square root of 261214462 is about 16162.1304907490. The cubic root of 261214462 is about 639.2426441615.

The spelling of 261214462 in words is "two hundred sixty-one million, two hundred fourteen thousand, four hundred sixty-two".