1076498640 has 320 divisors, whose sum is σ = 4327104000. Its totient is φ = 245887488.

The previous prime is 1076498639. The next prime is 1076498641. The reversal of 1076498640 is 468946701.

It is an interprime number because it is at equal distance from previous prime (1076498639) and next prime (1076498641).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076498641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 740154 + ... + 741606.

It is an arithmetic number, because the mean of its divisors is an integer number (13522200).

Almost surely, 2^1076498640 is an apocalyptic number.

1076498640 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 1076498640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2163552000).

1076498640 is an abundant number, since it is smaller than the sum of its proper divisors (3250605360).

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

1076498640 is a wasteful number, since it uses less digits than its factorization.

1076498640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496 (or 1470 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 1076498640 is about 32810.0387076882. The cubic root of 1076498640 is about 1024.8756192520.

The spelling of 1076498640 in words is "one billion, seventy-six million, four hundred ninety-eight thousand, six hundred forty".