1350390 has 16 divisors (see below), whose sum is σ = 3241008. Its totient is φ = 360096.

The previous prime is 1350383. The next prime is 1350403. The reversal of 1350390 is 930531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22477 + ... + 22536.

It is an arithmetic number, because the mean of its divisors is an integer number (202563).

2^1350390 is an apocalyptic number.

1350390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1350390 is an abundant number, since it is smaller than the sum of its proper divisors (1890618).

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

1350390 is a wasteful number, since it uses less digits than its factorization.

1350390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45023.

The product of its (nonzero) digits is 405, while the sum is 21.

The square root of 1350390 is about 1162.0628210213. The cubic root of 1350390 is about 110.5315866922.

It can be divided in two parts, 13 and 50390, that added together give a triangular number (50403 = T₃₁₇).

The spelling of 1350390 in words is "one million, three hundred fifty thousand, three hundred ninety".