19226942 has 48 divisors (see below), whose sum is σ = 36122112. Its totient is φ = 7502880.

The previous prime is 19226869. The next prime is 19226947. The reversal of 19226942 is 24962291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19226947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 270767 + ... + 270837.

It is an arithmetic number, because the mean of its divisors is an integer number (752544).

Almost surely, 2^19226942 is an apocalyptic number.

19226942 is a deficient number, since it is larger than the sum of its proper divisors (16895170).

19226942 is a wasteful number, since it uses less digits than its factorization.

19226942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 132 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 19226942 is about 4384.8537033748. The cubic root of 19226942 is about 267.8983705395.

The spelling of 19226942 in words is "nineteen million, two hundred twenty-six thousand, nine hundred forty-two".