261426602 has 32 divisors (see below), whose sum is σ = 419330304. Its totient is φ = 121968000.

The previous prime is 261426601. The next prime is 261426623. The reversal of 261426602 is 206624162.

It is not an unprimeable number, because it can be changed into a prime (261426601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423398 + ... + 424014.

It is an arithmetic number, because the mean of its divisors is an integer number (13104072).

Almost surely, 2^261426602 is an apocalyptic number.

261426602 is a deficient number, since it is larger than the sum of its proper divisors (157903702).

261426602 is a wasteful number, since it uses less digits than its factorization.

261426602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854.

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

The square root of 261426602 is about 16168.6920312065. The cubic root of 261426602 is about 639.4156466303.

The spelling of 261426602 in words is "two hundred sixty-one million, four hundred twenty-six thousand, six hundred two".