1552642 has 32 divisors (see below), whose sum is σ = 3024000. Its totient is φ = 580608.

The previous prime is 1552619. The next prime is 1552643. The reversal of 1552642 is 2462551.

It is not an unprimeable number, because it can be changed into a prime (1552643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3234 + ... + 3682.

It is an arithmetic number, because the mean of its divisors is an integer number (94500).

2^1552642 is an apocalyptic number.

1552642 is a deficient number, since it is larger than the sum of its proper divisors (1471358).

1552642 is a wasteful number, since it uses less digits than its factorization.

1552642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490.

The product of its digits is 2400, while the sum is 25.

The square root of 1552642 is about 1246.0505607719. The cubic root of 1552642 is about 115.7951696415.

Subtracting 1552642 from its reverse (2462551), we obtain a palindrome (909909).

The spelling of 1552642 in words is "one million, five hundred fifty-two thousand, six hundred forty-two".