1801315274 has 16 divisors (see below), whose sum is σ = 3120996096. Its totient is φ = 770616000.

The previous prime is 1801315267. The next prime is 1801315277. The reversal of 1801315274 is 4725131081.

It is a self number, because there is not a number n which added to its sum of digits gives 1801315274.

It is not an unprimeable number, because it can be changed into a prime (1801315277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2407802 + ... + 2408549.

It is an arithmetic number, because the mean of its divisors is an integer number (195062256).

Almost surely, 2^1801315274 is an apocalyptic number.

1801315274 is a deficient number, since it is larger than the sum of its proper divisors (1319680822).

1801315274 is a wasteful number, since it uses less digits than its factorization.

1801315274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816381.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 1801315274 is about 42441.9046933570. The cubic root of 1801315274 is about 1216.7366144644.

The spelling of 1801315274 in words is "one billion, eight hundred one million, three hundred fifteen thousand, two hundred seventy-four".