84152078 has 16 divisors (see below), whose sum is σ = 132312960. Its totient is φ = 40064376.

The previous prime is 84152069. The next prime is 84152087. The reversal of 84152078 is 87025148.

It is an interprime number because it is at equal distance from previous prime (84152069) and next prime (84152087).

It is a congruent number.

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, 6413 + ... + 14471.

It is an arithmetic number, because the mean of its divisors is an integer number (8269560).

Almost surely, 2^84152078 is an apocalyptic number.

84152078 is a deficient number, since it is larger than the sum of its proper divisors (48160882).

84152078 is a wasteful number, since it uses less digits than its factorization.

84152078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8311.

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 84152078 is about 9173.4441732645. Note that the first 3 decimals coincide. The cubic root of 84152078 is about 438.2160516784.

The spelling of 84152078 in words is "eighty-four million, one hundred fifty-two thousand, seventy-eight".