1342664 has 16 divisors (see below), whose sum is σ = 2535900. Its totient is φ = 666432.

The previous prime is 1342661. The next prime is 1342667. The reversal of 1342664 is 4662431.

It is an interprime number because it is at equal distance from previous prime (1342661) and next prime (1342667).

It can be written as a sum of positive squares in 2 ways, for example, as 1322500 + 20164 = 1150^2 + 142^2 .

It is not an unprimeable number, because it can be changed into a prime (1342661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722 + ... + 1790.

2^1342664 is an apocalyptic number.

It is an amenable number.

1342664 is a deficient number, since it is larger than the sum of its proper divisors (1193236).

1342664 is a wasteful number, since it uses less digits than its factorization.

1342664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232 (or 1228 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 1342664 is about 1158.7337916882. The cubic root of 1342664 is about 110.3203882388.

The spelling of 1342664 in words is "one million, three hundred forty-two thousand, six hundred sixty-four".