1972924 has 6 divisors (see below), whose sum is σ = 3452624. Its totient is φ = 986460.

The previous prime is 1972921. The next prime is 1972931. The reversal of 1972924 is 4292791.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1972924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1972921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246612 + ... + 246619.

2^1972924 is an apocalyptic number.

It is an amenable number.

1972924 is a deficient number, since it is larger than the sum of its proper divisors (1479700).

1972924 is a wasteful number, since it uses less digits than its factorization.

1972924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493235 (or 493233 counting only the distinct ones).

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

The square root of 1972924 is about 1404.6081304051. The cubic root of 1972924 is about 125.4209594206.

The spelling of 1972924 in words is "one million, nine hundred seventy-two thousand, nine hundred twenty-four".