1942237404 has 72 divisors (see below), whose sum is σ = 5038068672. Its totient is φ = 630520320.

The previous prime is 1942237397. The next prime is 1942237457. The reversal of 1942237404 is 4047322491.

1942237404 is a `hidden beast` number, since 19 + 4 + 2 + 237 + 404 = 666.

It is a super-2 number, since 2×1942237404² = 7544572266993318432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1627432 + ... + 1628624.

It is an arithmetic number, because the mean of its divisors is an integer number (69973176).

Almost surely, 2^1942237404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1942237404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2519034336).

1942237404 is an abundant number, since it is smaller than the sum of its proper divisors (3095831268).

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

1942237404 is a wasteful number, since it uses less digits than its factorization.

1942237404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347 (or 2342 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 1942237404 is about 44070.8225927314. The cubic root of 1942237404 is about 1247.6729835370.

Adding to 1942237404 its reverse (4047322491), we get a palindrome (5989559895).

The spelling of 1942237404 in words is "one billion, nine hundred forty-two million, two hundred thirty-seven thousand, four hundred four".