1946542 has 16 divisors (see below), whose sum is σ = 3170160. Its totient is φ = 896376.

The previous prime is 1946537. The next prime is 1946543. The reversal of 1946542 is 2456491.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946543) 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, 4173 + ... + 4615.

It is an arithmetic number, because the mean of its divisors is an integer number (198135).

2^1946542 is an apocalyptic number.

1946542 is a deficient number, since it is larger than the sum of its proper divisors (1223618).

1946542 is an equidigital number, since it uses as much as digits as its factorization.

1946542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 458 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 1946542 is about 1395.1852923537. The cubic root of 1946542 is about 124.8594045894.

The spelling of 1946542 in words is "one million, nine hundred forty-six thousand, five hundred forty-two".