1946456 has 16 divisors (see below), whose sum is σ = 3664440. Its totient is φ = 969280.

The previous prime is 1946453. The next prime is 1946471. The reversal of 1946456 is 6546491.

It is a super-3 number, since 3×1946456³ = 22123560753339560448, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3476 + ... + 3996.

2^1946456 is an apocalyptic number.

It is an amenable number.

1946456 is a deficient number, since it is larger than the sum of its proper divisors (1717984).

1946456 is a wasteful number, since it uses less digits than its factorization.

1946456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994 (or 990 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 1946456 is about 1395.1544717342. The cubic root of 1946456 is about 124.8575657615.

Adding to 1946456 its sum of digits (35), we get a palindrome (1946491).

The spelling of 1946456 in words is "one million, nine hundred forty-six thousand, four hundred fifty-six".