1374520 has 32 divisors (see below), whose sum is σ = 3535200. Its totient is φ = 471168.

The previous prime is 1374511. The next prime is 1374533. The reversal of 1374520 is 254731.

It is a junction number, because it is equal to n+sod(n) for n = 1374491 and 1374500.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2175 + ... + 2734.

It is an arithmetic number, because the mean of its divisors is an integer number (110475).

2^1374520 is an apocalyptic number.

1374520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1374520 is an abundant number, since it is smaller than the sum of its proper divisors (2160680).

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

1374520 is a wasteful number, since it uses less digits than its factorization.

1374520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927 (or 4923 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 1374520 is about 1172.3992494027. The cubic root of 1374520 is about 111.1860635020.

The spelling of 1374520 in words is "one million, three hundred seventy-four thousand, five hundred twenty".