1074147620 has 72 divisors (see below), whose sum is σ = 2825868024. Its totient is φ = 339945984.

The previous prime is 1074147619. The next prime is 1074147631. The reversal of 1074147620 is 267414701.

It can be written as a sum of positive squares in 4 ways, for example, as 156300004 + 917847616 = 12502^2 + 30296^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29417 + ... + 54896.

It is an arithmetic number, because the mean of its divisors is an integer number (39248167).

Almost surely, 2^1074147620 is an apocalyptic number.

1074147620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1074147620 is an abundant number, since it is smaller than the sum of its proper divisors (1751720404).

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

1074147620 is a wasteful number, since it uses less digits than its factorization.

1074147620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84349 (or 84340 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 1074147620 is about 32774.1913706502. The cubic root of 1074147620 is about 1024.1289828270.

The spelling of 1074147620 in words is "one billion, seventy-four million, one hundred forty-seven thousand, six hundred twenty".