1937994 has 8 divisors (see below), whose sum is σ = 3876000. Its totient is φ = 645996.

The previous prime is 1937993. The next prime is 1938007. The reversal of 1937994 is 4997391.

It is a sphenic number, since it is the product of 3 distinct primes.

1937994 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1937993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161494 + ... + 161505.

It is an arithmetic number, because the mean of its divisors is an integer number (484500).

2^1937994 is an apocalyptic number.

1937994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1937994 is a wasteful number, since it uses less digits than its factorization.

1937994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323004.

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

The square root of 1937994 is about 1392.1185294363. The cubic root of 1937994 is about 124.6763681559.

The spelling of 1937994 in words is "one million, nine hundred thirty-seven thousand, nine hundred ninety-four".