1361910 has 32 divisors (see below), whose sum is σ = 3566592. Its totient is φ = 330080.

The previous prime is 1361903. The next prime is 1361911. The reversal of 1361910 is 191631.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734 + ... + 2393.

It is an arithmetic number, because the mean of its divisors is an integer number (111456).

2^1361910 is an apocalyptic number.

1361910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361910 is an abundant number, since it is smaller than the sum of its proper divisors (2204682).

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

1361910 is a wasteful number, since it uses less digits than its factorization.

1361910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4148.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 1361910 is about 1167.0089973946. The cubic root of 1361910 is about 110.8450072816.

Subtracting from 1361910 its sum of digits (21), we obtain a square (1361889 = 1167²).

The spelling of 1361910 in words is "one million, three hundred sixty-one thousand, nine hundred ten".