45839826 has 12 divisors (see below), whose sum is σ = 99319662. Its totient is φ = 15279936.

The previous prime is 45839819. The next prime is 45839861. The reversal of 45839826 is 62893854.

It can be written as a sum of positive squares in only one way, i.e., 26471025 + 19368801 = 5145^2 + 4401^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1273311 + ... + 1273346.

Almost surely, 2^45839826 is an apocalyptic number.

45839826 is an abundant number, since it is smaller than the sum of its proper divisors (53479836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45839826 is a wasteful number, since it uses less digits than its factorization.

45839826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546665 (or 2546662 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 45839826 is about 6770.5115020949. The cubic root of 45839826 is about 357.8884258486. Note that the first 3 decimals are identical.

It can be divided in two parts, 45839 and 826, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 45839826 in words is "forty-five million, eight hundred thirty-nine thousand, eight hundred twenty-six".