10419890 has 16 divisors (see below), whose sum is σ = 20198808. Its totient is φ = 3847296.

The previous prime is 10419883. The next prime is 10419901. The reversal of 10419890 is 9891401.

It can be written as a sum of positive squares in 4 ways, for example, as 9541921 + 877969 = 3089^2 + 937^2 .

It is a super-2 number, since 2×10419890² = 217148215224200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39947 + ... + 40206.

Almost surely, 2^10419890 is an apocalyptic number.

10419890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10419890 is a deficient number, since it is larger than the sum of its proper divisors (9778918).

10419890 is a wasteful number, since it uses less digits than its factorization.

10419890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80173.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 10419890 is about 3227.9854398680. The cubic root of 10419890 is about 218.4176405892.

The spelling of 10419890 in words is "ten million, four hundred nineteen thousand, eight hundred ninety".