1074628240 has 40 divisors (see below), whose sum is σ = 2855442240. Its totient is φ = 368443776.

The previous prime is 1074628223. The next prime is 1074628249. The reversal of 1074628240 is 428264701.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1074628196 and 1074628205.

It is not an unprimeable number, because it can be changed into a prime (1074628249) 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, 958930 + ... + 960049.

It is an arithmetic number, because the mean of its divisors is an integer number (71386056).

Almost surely, 2^1074628240 is an apocalyptic number.

1074628240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1074628240 is an abundant number, since it is smaller than the sum of its proper divisors (1780814000).

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

1074628240 is a wasteful number, since it uses less digits than its factorization.

1074628240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918999 (or 1918993 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 1074628240 is about 32781.5228444317. The cubic root of 1074628240 is about 1024.2817065519.

The spelling of 1074628240 in words is "one billion, seventy-four million, six hundred twenty-eight thousand, two hundred forty".