20048494 has 8 divisors (see below), whose sum is σ = 30097800. Its totient is φ = 10015896.

The previous prime is 20048489. The next prime is 20048503. The reversal of 20048494 is 49484002.

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

It is a super-2 number, since 2×20048494² = 803884223336072, which contains 22 as substring.

It is a congruent number.

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, 544 + ... + 6355.

It is an arithmetic number, because the mean of its divisors is an integer number (3762225).

Almost surely, 2^20048494 is an apocalyptic number.

20048494 is a deficient number, since it is larger than the sum of its proper divisors (10049306).

20048494 is a wasteful number, since it uses less digits than its factorization.

20048494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8354.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 20048494 is about 4477.5544664471. The cubic root of 20048494 is about 271.6609728609.

The spelling of 20048494 in words is "twenty million, forty-eight thousand, four hundred ninety-four".