1374656 has 28 divisors (see below), whose sum is σ = 2791968. Its totient is φ = 671232.

The previous prime is 1374619. The next prime is 1374673. The reversal of 1374656 is 6564731.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2780 + ... + 3236.

2^1374656 is an apocalyptic number.

1374656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1374656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395984).

1374656 is an abundant number, since it is smaller than the sum of its proper divisors (1417312).

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

1374656 is an equidigital number, since it uses as much as digits as its factorization.

1374656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516 (or 506 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 1374656 is about 1172.4572486876. The cubic root of 1374656 is about 111.1897304320.

The spelling of 1374656 in words is "one million, three hundred seventy-four thousand, six hundred fifty-six".