1076456540 has 48 divisors (see below), whose sum is σ = 2353576512. Its totient is φ = 413185536.

The previous prime is 1076456531. The next prime is 1076456543. The reversal of 1076456540 is 456546701.

It is a junction number, because it is equal to n+sod(n) for n = 1076456494 and 1076456503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076456543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44057 + ... + 63983.

It is an arithmetic number, because the mean of its divisors is an integer number (49032844).

Almost surely, 2^1076456540 is an apocalyptic number.

1076456540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1076456540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1176788256).

1076456540 is an abundant number, since it is smaller than the sum of its proper divisors (1277119972).

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

1076456540 is a wasteful number, since it uses less digits than its factorization.

1076456540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20046 (or 20044 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 1076456540 is about 32809.3971294811. The cubic root of 1076456540 is about 1024.8622587069.

The spelling of 1076456540 in words is "one billion, seventy-six million, four hundred fifty-six thousand, five hundred forty".