1552274 has 4 divisors (see below), whose sum is σ = 2328414. Its totient is φ = 776136.

The previous prime is 1552241. The next prime is 1552277. The reversal of 1552274 is 4722551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1545049 + 7225 = 1243^2 + 85^2 .

It is not an unprimeable number, because it can be changed into a prime (1552277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388067 + ... + 388070.

2^1552274 is an apocalyptic number.

1552274 is a deficient number, since it is larger than the sum of its proper divisors (776140).

1552274 is an equidigital number, since it uses as much as digits as its factorization.

1552274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776139.

The product of its digits is 2800, while the sum is 26.

The square root of 1552274 is about 1245.9028854610. The cubic root of 1552274 is about 115.7860205074.

The spelling of 1552274 in words is "one million, five hundred fifty-two thousand, two hundred seventy-four".