1051740 has 36 divisors (see below), whose sum is σ = 3190824. Its totient is φ = 280416.

The previous prime is 1051717. The next prime is 1051747. The reversal of 1051740 is 471501.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1051740² = 2212314055200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051747) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2742 + ... + 3101.

It is an arithmetic number, because the mean of its divisors is an integer number (88634).

2^1051740 is an apocalyptic number.

1051740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051740 is an abundant number, since it is smaller than the sum of its proper divisors (2139084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051740 is a wasteful number, since it uses less digits than its factorization.

1051740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858 (or 5853 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 1051740 is about 1025.5437582083. The cubic root of 1051740 is about 101.6957484960.

The spelling of 1051740 in words is "one million, fifty-one thousand, seven hundred forty".