2420670 has 32 divisors (see below), whose sum is σ = 6640128. Its totient is φ = 553248.

The previous prime is 2420633. The next prime is 2420687. The reversal of 2420670 is 760242.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5554 + ... + 5973.

It is an arithmetic number, because the mean of its divisors is an integer number (207504).

2^2420670 is an apocalyptic number.

2420670 is an abundant number, since it is smaller than the sum of its proper divisors (4219458).

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

2420670 is a wasteful number, since it uses less digits than its factorization.

2420670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11544.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2420670 is about 1555.8502498634. The cubic root of 2420670 is about 134.2698579006.

The spelling of 2420670 in words is "two million, four hundred twenty thousand, six hundred seventy".