1395552 has 24 divisors (see below), whose sum is σ = 3663576.
Its totient is φ = 465152.
The previous prime is 1395551. The next prime is 1395553. The reversal of 1395552 is 2555931.
It is an interprime number because it is at equal distance from previous prime (1395551) and next prime (1395553).
It is a tau number, because it is divible by the number of its divisors (24).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1395551) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7173 + ... + 7364.
It is an arithmetic number, because the mean of its divisors is an integer number (152649).
21395552 is an apocalyptic number.
1395552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1395552 is an abundant number, since it is smaller than the sum of its proper divisors (2268024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1395552 is a wasteful number, since it uses less digits than its factorization.
1395552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14550 (or 14542 counting only the distinct ones).
The product of its digits is 6750, while the sum is 30.
The square root of 1395552 is about 1181.3348382233.
The cubic root of 1395552 is about 111.7502940300.
The spelling of 1395552 in words is "one million, three hundred ninety-five thousand, five hundred fifty-two".