1352420 has 24 divisors (see below), whose sum is σ = 2990400. Its totient is φ = 512352.

The previous prime is 1352419. The next prime is 1352441. The reversal of 1352420 is 242531.

1352420 = 8² + 9² + ... + 159².

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, 1400 + ... + 2159.

It is an arithmetic number, because the mean of its divisors is an integer number (124600).

2^1352420 is an apocalyptic number.

1352420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352420 is an abundant number, since it is smaller than the sum of its proper divisors (1637980).

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

1352420 is a wasteful number, since it uses less digits than its factorization.

1352420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3587 (or 3585 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1352420 is about 1162.9359397662. The cubic root of 1352420 is about 110.5869452135.

Adding to 1352420 its reverse (242531), we get a palindrome (1594951).

It can be divided in two parts, 13524 and 20, that multiplied together give a triangular number (270480 = T₇₃₅).

The spelling of 1352420 in words is "one million, three hundred fifty-two thousand, four hundred twenty".