261424602 has 48 divisors (see below), whose sum is σ = 576471168. Its totient is φ = 85608000.

The previous prime is 261424577. The next prime is 261424613. The reversal of 261424602 is 206424162.

261424602 is a `hidden beast` number, since 2 + 614 + 2 + 46 + 0 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347727 + ... + 348477.

It is an arithmetic number, because the mean of its divisors is an integer number (12009816).

Almost surely, 2^261424602 is an apocalyptic number.

261424602 is an abundant number, since it is smaller than the sum of its proper divisors (315046566).

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

261424602 is a wasteful number, since it uses less digits than its factorization.

261424602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1072 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 261424602 is about 16168.6301831664. The cubic root of 261424602 is about 639.4140160457.

Adding to 261424602 its reverse (206424162), we get a palindrome (467848764).

The spelling of 261424602 in words is "two hundred sixty-one million, four hundred twenty-four thousand, six hundred two".