1071490 has 16 divisors (see below), whose sum is σ = 2204352. Its totient is φ = 367344.

The previous prime is 1071487. The next prime is 1071529. The reversal of 1071490 is 941701.

It is a super-2 number, since 2×1071490² = 2296181640200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7584 + ... + 7723.

It is an arithmetic number, because the mean of its divisors is an integer number (137772).

2^1071490 is an apocalyptic number.

1071490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1071490 is an abundant number, since it is smaller than the sum of its proper divisors (1132862).

1071490 is a wasteful number, since it uses less digits than its factorization.

1071490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15321.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 1071490 is about 1035.1280114073. The cubic root of 1071490 is about 102.3283663434.

The spelling of 1071490 in words is "one million, seventy-one thousand, four hundred ninety".