6039440 has 40 divisors (see below), whose sum is σ = 15320448. Its totient is φ = 2195840.

The previous prime is 6039421. The next prime is 6039443. The reversal of 6039440 is 449306.

6039440 = T₁₆₉ + T₁₇₀ + ... + T₃₄₄.

It is a tau number, because it is divible by the number of its divisors (40).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6039443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2552 + ... + 4311.

Almost surely, 2^6039440 is an apocalyptic number.

It is an amenable number.

6039440 is an abundant number, since it is smaller than the sum of its proper divisors (9281008).

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

6039440 is a wasteful number, since it uses less digits than its factorization.

6039440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6887 (or 6881 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6039440 is about 2457.5272124638. The cubic root of 6039440 is about 182.1093413735.

It can be divided in two parts, 60 and 39440, that multiplied together give a triangular number (2366400 = T₂₁₇₅).

The spelling of 6039440 in words is "six million, thirty-nine thousand, four hundred forty".