1922461142 has 16 divisors (see below), whose sum is σ = 3312381600. Its totient is φ = 819728448.

The previous prime is 1922461091. The next prime is 1922461147. The reversal of 1922461142 is 2411642291.

It is a junction number, because it is equal to n+sod(n) for n = 1922461099 and 1922461108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922461147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345767 + ... + 351282.

It is an arithmetic number, because the mean of its divisors is an integer number (207023850).

Almost surely, 2^1922461142 is an apocalyptic number.

1922461142 is a deficient number, since it is larger than the sum of its proper divisors (1389920458).

1922461142 is a wasteful number, since it uses less digits than its factorization.

1922461142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697255.

The product of its digits is 6912, while the sum is 32.

The square root of 1922461142 is about 43845.8794187093. The cubic root of 1922461142 is about 1243.4238409358.

The spelling of 1922461142 in words is "one billion, nine hundred twenty-two million, four hundred sixty-one thousand, one hundred forty-two".