1506946 has 12 divisors (see below), whose sum is σ = 2629638. Its totient is φ = 645792.

The previous prime is 1506943. The next prime is 1506959. The reversal of 1506946 is 6496051.

It can be written as a sum of positive squares in only one way, i.e., 765625 + 741321 = 875^2 + 861^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1506943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7591 + ... + 7786.

2^1506946 is an apocalyptic number.

1506946 is a deficient number, since it is larger than the sum of its proper divisors (1122692).

1506946 is a wasteful number, since it uses less digits than its factorization.

1506946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15393 (or 15386 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1506946 is about 1227.5772888091. The cubic root of 1506946 is about 114.6478452222.

The spelling of 1506946 in words is "one million, five hundred six thousand, nine hundred forty-six".