83478374 has 8 divisors (see below), whose sum is σ = 143105808. Its totient is φ = 35776440.

The previous prime is 83478361. The next prime is 83478397. The reversal of 83478374 is 47387438.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2981357 + ... + 2981384.

It is an arithmetic number, because the mean of its divisors is an integer number (17888226).

Almost surely, 2^83478374 is an apocalyptic number.

83478374 is a deficient number, since it is larger than the sum of its proper divisors (59627434).

83478374 is a wasteful number, since it uses less digits than its factorization.

83478374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5962750.

The product of its digits is 451584, while the sum is 44.

The square root of 83478374 is about 9136.6500425484. The cubic root of 83478374 is about 437.0434948775.

The spelling of 83478374 in words is "eighty-three million, four hundred seventy-eight thousand, three hundred seventy-four".