1531064 has 32 divisors (see below), whose sum is σ = 3071520. Its totient is φ = 713856.

The previous prime is 1531051. The next prime is 1531081. The reversal of 1531064 is 4601351.

It is a congruent 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, 9674 + ... + 9830.

It is an arithmetic number, because the mean of its divisors is an integer number (95985).

2^1531064 is an apocalyptic number.

It is an amenable number.

1531064 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

1531064 is a wasteful number, since it uses less digits than its factorization.

1531064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1531064 is about 1237.3617094447. The cubic root of 1531064 is about 115.2562402219.

The spelling of 1531064 in words is "one million, five hundred thirty-one thousand, sixty-four".