2501670 has 16 divisors (see below), whose sum is σ = 6004080. Its totient is φ = 667104.

The previous prime is 2501657. The next prime is 2501677. The reversal of 2501670 is 761052.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41665 + ... + 41724.

It is an arithmetic number, because the mean of its divisors is an integer number (375255).

2^2501670 is an apocalyptic number.

2501670 is an abundant number, since it is smaller than the sum of its proper divisors (3502410).

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

2501670 is a wasteful number, since it uses less digits than its factorization.

2501670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83399.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 2501670 is about 1581.6668422901. Note that the first 3 decimals coincide. The cubic root of 2501670 is about 135.7510946193.

The spelling of 2501670 in words is "two million, five hundred one thousand, six hundred seventy".