261027462 has 16 divisors (see below), whose sum is σ = 522466560. Its totient is φ = 86940552.

The previous prime is 261027461. The next prime is 261027493. The reversal of 261027462 is 264720162.

It is a super-2 number, since 2×261027462² = 136270671836322888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261027461) 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 7 ways as a sum of consecutive naturals, for example, 8578 + ... + 24405.

It is an arithmetic number, because the mean of its divisors is an integer number (32654160).

Almost surely, 2^261027462 is an apocalyptic number.

261027462 is an abundant number, since it is smaller than the sum of its proper divisors (261439098).

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

261027462 is a wasteful number, since it uses less digits than its factorization.

261027462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34307.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 261027462 is about 16156.3443266105. The cubic root of 261027462 is about 639.0900659439.

The spelling of 261027462 in words is "two hundred sixty-one million, twenty-seven thousand, four hundred sixty-two".