1265610 has 16 divisors (see below), whose sum is σ = 3037536. Its totient is φ = 337488.

The previous prime is 1265603. The next prime is 1265611. The reversal of 1265610 is 165621.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1265611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21064 + ... + 21123.

It is an arithmetic number, because the mean of its divisors is an integer number (189846).

2^1265610 is an apocalyptic number.

1265610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1265610 is an abundant number, since it is smaller than the sum of its proper divisors (1771926).

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

1265610 is a wasteful number, since it uses less digits than its factorization.

1265610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42197.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1265610 is about 1124.9933333136. The cubic root of 1265610 is about 108.1682904382.

The spelling of 1265610 in words is "one million, two hundred sixty-five thousand, six hundred ten".