261476023 has 8 divisors (see below), whose sum is σ = 266222160. Its totient is φ = 256740480.

The previous prime is 261476021. The next prime is 261476051. The reversal of 261476023 is 320674162.

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

It is a cyclic number.

It is not a de Polignac number, because 261476023 - 2¹ = 261476021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261476021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60511 + ... + 64687.

It is an arithmetic number, because the mean of its divisors is an integer number (33277770).

Almost surely, 2^261476023 is an apocalyptic number.

261476023 is a deficient number, since it is larger than the sum of its proper divisors (4746137).

261476023 is a wasteful number, since it uses less digits than its factorization.

261476023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5297.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 261476023 is about 16170.2202520559. The cubic root of 261476023 is about 639.4559365490.

The spelling of 261476023 in words is "two hundred sixty-one million, four hundred seventy-six thousand, twenty-three".