1428610 has 32 divisors (see below), whose sum is σ = 2770560. Its totient is φ = 528768.

The previous prime is 1428601. The next prime is 1428613. The reversal of 1428610 is 168241.

It is not an unprimeable number, because it can be changed into a prime (1428613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13819 + ... + 13921.

It is an arithmetic number, because the mean of its divisors is an integer number (86580).

2^1428610 is an apocalyptic number.

1428610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1428610 is a deficient number, since it is larger than the sum of its proper divisors (1341950).

1428610 is a wasteful number, since it uses less digits than its factorization.

1428610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1428610 is about 1195.2447448117. The cubic root of 1428610 is about 112.6258016583.

The spelling of 1428610 in words is "one million, four hundred twenty-eight thousand, six hundred ten".