1552656 has 40 divisors (see below), whose sum is σ = 4585024. Its totient is φ = 443520.

The previous prime is 1552651. The next prime is 1552657. The reversal of 1552656 is 6562551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1975 + ... + 2646.

2^1552656 is an apocalyptic number.

1552656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1552656 is an abundant number, since it is smaller than the sum of its proper divisors (3032368).

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

1552656 is a wasteful number, since it uses less digits than its factorization.

1552656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639 (or 4633 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 1552656 is about 1246.0561785088. The cubic root of 1552656 is about 115.7955176778.

The spelling of 1552656 in words is "one million, five hundred fifty-two thousand, six hundred fifty-six".