19672426 has 8 divisors (see below), whose sum is σ = 29540160. Its totient is φ = 9825708.

The previous prime is 19672403. The next prime is 19672441. The reversal of 19672426 is 62427691.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2656 + ... + 6811.

It is an arithmetic number, because the mean of its divisors is an integer number (3692520).

Almost surely, 2^19672426 is an apocalyptic number.

19672426 is a deficient number, since it is larger than the sum of its proper divisors (9867734).

19672426 is a wasteful number, since it uses less digits than its factorization.

19672426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10508.

The product of its digits is 36288, while the sum is 37.

The square root of 19672426 is about 4435.3608646873. The cubic root of 19672426 is about 269.9516420024.

The spelling of 19672426 in words is "nineteen million, six hundred seventy-two thousand, four hundred twenty-six".