1352990 has 16 divisors (see below), whose sum is σ = 2563920. Its totient is φ = 512640.

The previous prime is 1352987. The next prime is 1352993. The reversal of 1352990 is 992531.

It is an interprime number because it is at equal distance from previous prime (1352987) and next prime (1352993).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3371 + ... + 3750.

It is an arithmetic number, because the mean of its divisors is an integer number (160245).

2^1352990 is an apocalyptic number.

1352990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1352990 is a deficient number, since it is larger than the sum of its proper divisors (1210930).

1352990 is a wasteful number, since it uses less digits than its factorization.

1352990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7147.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 1352990 is about 1163.1809833384. The cubic root of 1352990 is about 110.6024792698.

It can be divided in two parts, 135 and 2990, that added together give a 5-th power (3125 = 5⁵).

The spelling of 1352990 in words is "one million, three hundred fifty-two thousand, nine hundred ninety".