10389690 has 48 divisors (see below), whose sum is σ = 27432288. Its totient is φ = 2727648.

The previous prime is 10389689. The next prime is 10389719. The reversal of 10389690 is 9698301.

10389690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10389690² = 215891316592200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5169 + ... + 6891.

It is an arithmetic number, because the mean of its divisors is an integer number (571506).

Almost surely, 2^10389690 is an apocalyptic number.

10389690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10389690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13716144).

10389690 is an abundant number, since it is smaller than the sum of its proper divisors (17042598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10389690 is a wasteful number, since it uses less digits than its factorization.

10389690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803 (or 1800 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 10389690 is about 3223.3042053148. The cubic root of 10389690 is about 218.2064228881.

The spelling of 10389690 in words is "ten million, three hundred eighty-nine thousand, six hundred ninety".