1970015 has 16 divisors (see below), whose sum is σ = 2527200. Its totient is φ = 1469952.

The previous prime is 1969997. The next prime is 1970029. The reversal of 1970015 is 5100791.

It is a cyclic number.

It is not a de Polignac number, because 1970015 - 2¹⁶ = 1904479 is a prime.

It is a d-powerful number, because it can be written as 1 + 9² + 7⁵ + 0 + 0 + 1 + 5⁹ .

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, 8339 + ... + 8571.

It is an arithmetic number, because the mean of its divisors is an integer number (157950).

2^1970015 is an apocalyptic number.

1970015 is a deficient number, since it is larger than the sum of its proper divisors (557185).

1970015 is a wasteful number, since it uses less digits than its factorization.

1970015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 1970015 is about 1403.5722282804. The cubic root of 1970015 is about 125.3592863173.

The spelling of 1970015 in words is "one million, nine hundred seventy thousand, fifteen".