83478370 has 16 divisors (see below), whose sum is σ = 151446528. Its totient is φ = 33127920.

The previous prime is 83478361. The next prime is 83478397. The reversal of 83478370 is 7387438.

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, 31596 + ... + 34135.

It is an arithmetic number, because the mean of its divisors is an integer number (9465408).

Almost surely, 2^83478370 is an apocalyptic number.

83478370 is a deficient number, since it is larger than the sum of its proper divisors (67968158).

83478370 is a wasteful number, since it uses less digits than its factorization.

83478370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65865.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 83478370 is about 9136.6498236498. The cubic root of 83478370 is about 437.0434878969.

The spelling of 83478370 in words is "eighty-three million, four hundred seventy-eight thousand, three hundred seventy".