1552413 has 4 divisors (see below), whose sum is σ = 2069888. Its totient is φ = 1034940.

The previous prime is 1552403. The next prime is 1552417. The reversal of 1552413 is 3142551.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1552413 - 2⁵ = 1552381 is a prime.

It is a super-2 number, since 2×1552413² = 4819972245138, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1552413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258733 + ... + 258738.

It is an arithmetic number, because the mean of its divisors is an integer number (517472).

2^1552413 is an apocalyptic number.

It is an amenable number.

1552413 is a deficient number, since it is larger than the sum of its proper divisors (517475).

1552413 is an equidigital number, since it uses as much as digits as its factorization.

1552413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517474.

The product of its digits is 600, while the sum is 21.

The square root of 1552413 is about 1245.9586670512. The cubic root of 1552413 is about 115.7894764644.

Adding to 1552413 its reverse (3142551), we get a palindrome (4694964).

The spelling of 1552413 in words is "one million, five hundred fifty-two thousand, four hundred thirteen".