84803457 has 8 divisors (see below), whose sum is σ = 115829280. Its totient is φ = 55156640.

The previous prime is 84803447. The next prime is 84803489. The reversal of 84803457 is 75430848.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84803457 - 2¹² = 84799361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84803447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344607 + ... + 344852.

It is an arithmetic number, because the mean of its divisors is an integer number (14478660).

Almost surely, 2^84803457 is an apocalyptic number.

It is an amenable number.

84803457 is a deficient number, since it is larger than the sum of its proper divisors (31025823).

84803457 is a wasteful number, since it uses less digits than its factorization.

84803457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689503.

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 84803457 is about 9208.8792477695. The cubic root of 84803457 is about 439.3438170146.

The spelling of 84803457 in words is "eighty-four million, eight hundred three thousand, four hundred fifty-seven".