1402170 has 64 divisors (see below), whose sum is σ = 4202496. Its totient is φ = 290880.

The previous prime is 1402169. The next prime is 1402201. The reversal of 1402170 is 712041.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 31 ways as a sum of consecutive naturals, for example, 2007 + ... + 2613.

It is an arithmetic number, because the mean of its divisors is an integer number (65664).

2^1402170 is an apocalyptic number.

1402170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2101248).

1402170 is an abundant number, since it is smaller than the sum of its proper divisors (2800326).

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

1402170 is a wasteful number, since it uses less digits than its factorization.

1402170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 1402170 is about 1184.1325939269. The cubic root of 1402170 is about 111.9266632997.

The spelling of 1402170 in words is "one million, four hundred two thousand, one hundred seventy".