1973015 has 16 divisors (see below), whose sum is σ = 2674080. Its totient is φ = 1384320.

The previous prime is 1973011. The next prime is 1973021. The reversal of 1973015 is 5103791.

It is not a de Polignac number, because 1973015 - 2² = 1973011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1973011) 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, 977 + ... + 2213.

It is an arithmetic number, because the mean of its divisors is an integer number (167130).

2^1973015 is an apocalyptic number.

1973015 is a deficient number, since it is larger than the sum of its proper divisors (701065).

1973015 is a wasteful number, since it uses less digits than its factorization.

1973015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 1973015 is about 1404.6405234080. The cubic root of 1973015 is about 125.4228877145.

The spelling of 1973015 in words is "one million, nine hundred seventy-three thousand, fifteen".