45399034 has 4 divisors (see below), whose sum is σ = 68098554. Its totient is φ = 22699516.

The previous prime is 45399019. The next prime is 45399041. The reversal of 45399034 is 43099354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43099354 = 2 ⋅21549677.

It can be written as a sum of positive squares in only one way, i.e., 45360225 + 38809 = 6735^2 + 197^2 .

It is a super-2 number, since 2×45399034² = 4122144576266312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45398984 and 45399002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11349757 + ... + 11349760.

Almost surely, 2^45399034 is an apocalyptic number.

45399034 is a deficient number, since it is larger than the sum of its proper divisors (22699520).

45399034 is a wasteful number, since it uses less digits than its factorization.

45399034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22699519.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 45399034 is about 6737.8805272875. The cubic root of 45399034 is about 356.7375872402.

The spelling of 45399034 in words is "forty-five million, three hundred ninety-nine thousand, thirty-four".