1074645 has 48 divisors (see below), whose sum is σ = 2201472. Its totient is φ = 478080.

The previous prime is 1074643. The next prime is 1074649. The reversal of 1074645 is 5464701.

1074645 is a `hidden beast` number, since 10 + 7 + 4 + 645 = 666.

It is not a de Polignac number, because 1074645 - 2¹ = 1074643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1074641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6352 + ... + 6518.

It is an arithmetic number, because the mean of its divisors is an integer number (45864).

2^1074645 is an apocalyptic number.

1074645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1074645 is an abundant number, since it is smaller than the sum of its proper divisors (1126827).

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

1074645 is a wasteful number, since it uses less digits than its factorization.

1074645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 1074645 is about 1036.6508573285. The cubic root of 1074645 is about 102.4287031455.

The spelling of 1074645 in words is "one million, seventy-four thousand, six hundred forty-five".