803025840 has 40 divisors (see below), whose sum is σ = 2489380848. Its totient is φ = 214140160.

The previous prime is 803025803. The next prime is 803025859. The reversal of 803025840 is 48520308.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 803025798 and 803025807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672731 + ... + 1673210.

Almost surely, 2^803025840 is an apocalyptic number.

803025840 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

803025840 is an abundant number, since it is smaller than the sum of its proper divisors (1686355008).

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

803025840 is a wasteful number, since it uses less digits than its factorization.

803025840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3345957 (or 3345951 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 803025840 is about 28337.7105638405. The cubic root of 803025840 is about 929.4866863204.

The spelling of 803025840 in words is "eight hundred three million, twenty-five thousand, eight hundred forty".