10439874 has 32 divisors (see below), whose sum is σ = 23437440. Its totient is φ = 3444336.

The previous prime is 10439857. The next prime is 10439917. The reversal of 10439874 is 47893401.

10439874 = T₇₄ + T₇₅ + ... + T₃₉₇.

It is a happy number.

10439874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4624 + ... + 6500.

It is an arithmetic number, because the mean of its divisors is an integer number (732420).

Almost surely, 2^10439874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10439874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11718720).

10439874 is an abundant number, since it is smaller than the sum of its proper divisors (12997566).

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

10439874 is a wasteful number, since it uses less digits than its factorization.

10439874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991 (or 1985 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 10439874 is about 3231.0793862114. The cubic root of 10439874 is about 218.5571836710.

The spelling of 10439874 in words is "ten million, four hundred thirty-nine thousand, eight hundred seventy-four".