78046125 has 32 divisors (see below), whose sum is σ = 131693952. Its totient is φ = 41040000.

The previous prime is 78046123. The next prime is 78046139. The reversal of 78046125 is 52164087.

It is not a de Polignac number, because 78046125 - 2¹ = 78046123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78046123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25950 + ... + 28800.

It is an arithmetic number, because the mean of its divisors is an integer number (4115436).

Almost surely, 2^78046125 is an apocalyptic number.

78046125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

78046125 is a deficient number, since it is larger than the sum of its proper divisors (53647827).

78046125 is a wasteful number, since it uses less digits than its factorization.

78046125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942 (or 2932 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 78046125 is about 8834.3717943043. The cubic root of 78046125 is about 427.3500722500.

The spelling of 78046125 in words is "seventy-eight million, forty-six thousand, one hundred twenty-five".