1049531 has 6 divisors (see below), whose sum is σ = 1220940. Its totient is φ = 899556.

The previous prime is 1049527. The next prime is 1049533. The reversal of 1049531 is 1359401.

It is a happy number.

It is not a de Polignac number, because 1049531 - 2² = 1049527 is a prime.

It is a super-2 number, since 2×1049531² = 2203030639922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1049497 and 1049506.

It is not an unprimeable number, because it can be changed into a prime (1049533) 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, 10661 + ... + 10758.

It is an arithmetic number, because the mean of its divisors is an integer number (203490).

2^1049531 is an apocalyptic number.

1049531 is a deficient number, since it is larger than the sum of its proper divisors (171409).

1049531 is an equidigital number, since it uses as much as digits as its factorization.

1049531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21433 (or 21426 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1049531 is about 1024.4662024684. The cubic root of 1049531 is about 101.6245004154.

The spelling of 1049531 in words is "one million, forty-nine thousand, five hundred thirty-one".