1973433 has 16 divisors (see below), whose sum is σ = 3280896. Its totient is φ = 1025040.

The previous prime is 1973431. The next prime is 1973437. The reversal of 1973433 is 3343791.

It is not a de Polignac number, because 1973433 - 2¹ = 1973431 is a prime.

It is an Ulam number.

1973433 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1973433.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1973431) 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, 4041 + ... + 4502.

It is an arithmetic number, because the mean of its divisors is an integer number (205056).

2^1973433 is an apocalyptic number.

It is an amenable number.

1973433 is a deficient number, since it is larger than the sum of its proper divisors (1307463).

1973433 is a wasteful number, since it uses less digits than its factorization.

1973433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8564.

The product of its digits is 6804, while the sum is 30.

The square root of 1973433 is about 1404.7893080459. The cubic root of 1973433 is about 125.4317443907.

The spelling of 1973433 in words is "one million, nine hundred seventy-three thousand, four hundred thirty-three".