3780402 has 8 divisors (see below), whose sum is σ = 7560816. Its totient is φ = 1260132.

The previous prime is 3780397. The next prime is 3780407. The reversal of 3780402 is 2040873.

It is an interprime number because it is at equal distance from previous prime (3780397) and next prime (3780407).

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

3780402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3780407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315028 + ... + 315039.

It is an arithmetic number, because the mean of its divisors is an integer number (945102).

Almost surely, 2^3780402 is an apocalyptic number.

3780402 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.

3780402 is a wasteful number, since it uses less digits than its factorization.

3780402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630072.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 3780402 is about 1944.3255900183. The cubic root of 3780402 is about 155.7803450361.

The spelling of 3780402 in words is "three million, seven hundred eighty thousand, four hundred two".