1145624 has 16 divisors (see below), whose sum is σ = 2261400. Its totient is φ = 542592.

The previous prime is 1145623. The next prime is 1145659. The reversal of 1145624 is 4265411.

It is a self number, because there is not a number n which added to its sum of digits gives 1145624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3617 + ... + 3920.

2^1145624 is an apocalyptic number.

It is an amenable number.

1145624 is a deficient number, since it is larger than the sum of its proper divisors (1115776).

1145624 is a wasteful number, since it uses less digits than its factorization.

1145624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7562 (or 7558 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 1145624 is about 1070.3382642884. The cubic root of 1145624 is about 104.6358968518.

The spelling of 1145624 in words is "one million, one hundred forty-five thousand, six hundred twenty-four".