1345722 has 24 divisors (see below), whose sum is σ = 3093216. Its totient is φ = 382344.

The previous prime is 1345711. The next prime is 1345733. The reversal of 1345722 is 2275431.

It is an interprime number because it is at equal distance from previous prime (1345711) and next prime (1345733).

It is a junction number, because it is equal to n+sod(n) for n = 1345692 and 1345701.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7429 + ... + 7607.

It is an arithmetic number, because the mean of its divisors is an integer number (128884).

2^1345722 is an apocalyptic number.

1345722 is an abundant number, since it is smaller than the sum of its proper divisors (1747494).

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

1345722 is an equidigital number, since it uses as much as digits as its factorization.

1345722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 191 counting only the distinct ones).

The product of its digits is 1680, while the sum is 24.

The square root of 1345722 is about 1160.0525850150. The cubic root of 1345722 is about 110.4040785618.

The spelling of 1345722 in words is "one million, three hundred forty-five thousand, seven hundred twenty-two".