83070406 has 4 divisors (see below), whose sum is σ = 124605612. Its totient is φ = 41535202.

The previous prime is 83070373. The next prime is 83070433. The reversal of 83070406 is 60407038.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60407038 = 2 ⋅30203519.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20767600 + ... + 20767603.

It is an arithmetic number, because the mean of its divisors is an integer number (31151403).

Almost surely, 2^83070406 is an apocalyptic number.

83070406 is a deficient number, since it is larger than the sum of its proper divisors (41535206).

83070406 is a wasteful number, since it uses less digits than its factorization.

83070406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41535205.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 83070406 is about 9114.2967913054. The cubic root of 83070406 is about 436.3303720250.

The spelling of 83070406 in words is "eighty-three million, seventy thousand, four hundred six".