2001970492 has 12 divisors (see below), whose sum is σ = 3687840520. Its totient is φ = 948301776.

The previous prime is 2001970471. The next prime is 2001970513. The reversal of 2001970492 is 2940791002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2001970471) and next prime (2001970513).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13170783 + ... + 13170934.

Almost surely, 2^2001970492 is an apocalyptic number.

It is an amenable number.

2001970492 is a deficient number, since it is larger than the sum of its proper divisors (1685870028).

2001970492 is a wasteful number, since it uses less digits than its factorization.

2001970492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26341740 (or 26341738 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 2001970492 is about 44743.3848965409. The cubic root of 2001970492 is about 1260.3346914699.

The spelling of 2001970492 in words is "two billion, one million, nine hundred seventy thousand, four hundred ninety-two".