1361648 has 10 divisors (see below), whose sum is σ = 2638224. Its totient is φ = 680816.

The previous prime is 1361629. The next prime is 1361677. The reversal of 1361648 is 8461631.

It is a self number, because there is not a number n which added to its sum of digits gives 1361648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42536 + ... + 42567.

2^1361648 is an apocalyptic number.

It is an amenable number.

1361648 is a deficient number, since it is larger than the sum of its proper divisors (1276576).

1361648 is an equidigital number, since it uses as much as digits as its factorization.

1361648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85111 (or 85105 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 1361648 is about 1166.8967392190. The cubic root of 1361648 is about 110.8378988201.

The spelling of 1361648 in words is "one million, three hundred sixty-one thousand, six hundred forty-eight".