261462206 has 8 divisors (see below), whose sum is σ = 409245264. Its totient is φ = 125047120.

The previous prime is 261462203. The next prime is 261462209. The reversal of 261462206 is 602264162.

It is an interprime number because it is at equal distance from previous prime (261462203) and next prime (261462209).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261462203) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2841935 + ... + 2842026.

It is an arithmetic number, because the mean of its divisors is an integer number (51155658).

Almost surely, 2^261462206 is an apocalyptic number.

261462206 is a deficient number, since it is larger than the sum of its proper divisors (147783058).

261462206 is a wasteful number, since it uses less digits than its factorization.

261462206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5683986.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 261462206 is about 16169.7930104253. The cubic root of 261462206 is about 639.4446729052. Note that the first 3 decimals are identical.

The spelling of 261462206 in words is "two hundred sixty-one million, four hundred sixty-two thousand, two hundred six".