1939974 has 16 divisors (see below), whose sum is σ = 3896112. Its totient is φ = 643968.

The previous prime is 1939969. The next prime is 1939999. The reversal of 1939974 is 4799391.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362 + ... + 2394.

It is an arithmetic number, because the mean of its divisors is an integer number (243507).

2^1939974 is an apocalyptic number.

1939974 is an abundant number, since it is smaller than the sum of its proper divisors (1956138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1939974 is a wasteful number, since it uses less digits than its factorization.

1939974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351.

The product of its digits is 61236, while the sum is 42.

The square root of 1939974 is about 1392.8294942311. The cubic root of 1939974 is about 124.7188132798.

It can be divided in two parts, 19 and 39974, that added together give a palindrome (39993).

The spelling of 1939974 in words is "one million, nine hundred thirty-nine thousand, nine hundred seventy-four".