6031945 has 8 divisors (see below), whose sum is σ = 7313544. Its totient is φ = 4775424.

The previous prime is 6031937. The next prime is 6031979. The reversal of 6031945 is 5491306.

6031945 = T₁₄₆ + T₁₄₇ + ... + T₃₃₉.

It can be written as a sum of positive squares in 4 ways, for example, as 9 + 6031936 = 3^2 + 2456^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6031945 - 2³ = 6031937 is a prime.

It is a Duffinian number.

6031945 is a lucky number.

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, 5734 + ... + 6703.

It is an arithmetic number, because the mean of its divisors is an integer number (914193).

Almost surely, 2^6031945 is an apocalyptic number.

It is an amenable number.

6031945 is a deficient number, since it is larger than the sum of its proper divisors (1281599).

6031945 is a wasteful number, since it uses less digits than its factorization.

6031945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12539.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 6031945 is about 2456.0018322469. The cubic root of 6031945 is about 182.0339770724.

The spelling of 6031945 in words is "six million, thirty-one thousand, nine hundred forty-five".