1906532 has 6 divisors (see below), whose sum is σ = 3336438. Its totient is φ = 953264.

The previous prime is 1906523. The next prime is 1906537. The reversal of 1906532 is 2356091.

It can be written as a sum of positive squares in only one way, i.e., 1700416 + 206116 = 1304^2 + 454^2 .

It is not an unprimeable number, because it can be changed into a prime (1906537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238313 + ... + 238320.

It is an arithmetic number, because the mean of its divisors is an integer number (556073).

2^1906532 is an apocalyptic number.

It is an amenable number.

1906532 is a deficient number, since it is larger than the sum of its proper divisors (1429906).

1906532 is a wasteful number, since it uses less digits than its factorization.

1906532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476637 (or 476635 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1906532 is about 1380.7722476933. The cubic root of 1906532 is about 123.9980055177.

The spelling of 1906532 in words is "one million, nine hundred six thousand, five hundred thirty-two".