10019998 has 8 divisors (see below), whose sum is σ = 15046992. Its totient is φ = 5004336.

The previous prime is 10019983. The next prime is 10020013. The reversal of 10019998 is 89991001.

10019998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10019983) and next prime (10020013).

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

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, 90 + ... + 4477.

It is an arithmetic number, because the mean of its divisors is an integer number (1880874).

Almost surely, 2^10019998 is an apocalyptic number.

10019998 is a deficient number, since it is larger than the sum of its proper divisors (5026994).

10019998 is a wasteful number, since it uses less digits than its factorization.

10019998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666.

The product of its (nonzero) digits is 5832, while the sum is 37.

The square root of 10019998 is about 3165.4380423569. The cubic root of 10019998 is about 215.5869879923.

The spelling of 10019998 in words is "ten million, nineteen thousand, nine hundred ninety-eight".