1802849946 has 8 divisors (see below), whose sum is σ = 3605699904. Its totient is φ = 600949980.

The previous prime is 1802849933. The next prime is 1802849959. The reversal of 1802849946 is 6499482081.

It is an interprime number because it is at equal distance from previous prime (1802849933) and next prime (1802849959).

It is a sphenic number, since it is the product of 3 distinct primes.

1802849946 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150237490 + ... + 150237501.

It is an arithmetic number, because the mean of its divisors is an integer number (450712488).

Almost surely, 2^1802849946 is an apocalyptic number.

1802849946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1802849946 is a wasteful number, since it uses less digits than its factorization.

1802849946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300474996.

The product of its (nonzero) digits is 995328, while the sum is 51.

The square root of 1802849946 is about 42459.9805228406. The cubic root of 1802849946 is about 1217.0820586328.

The spelling of 1802849946 in words is "one billion, eight hundred two million, eight hundred forty-nine thousand, nine hundred forty-six".