45198934 has 16 divisors (see below), whose sum is σ = 75683520. Its totient is φ = 20066760.

The previous prime is 45198931. The next prime is 45198949. The reversal of 45198934 is 43989154.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45198931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22944 + ... + 24835.

It is an arithmetic number, because the mean of its divisors is an integer number (4730220).

Almost surely, 2^45198934 is an apocalyptic number.

45198934 is a deficient number, since it is larger than the sum of its proper divisors (30484586).

45198934 is a wasteful number, since it uses less digits than its factorization.

45198934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47835.

The product of its digits is 155520, while the sum is 43.

The square root of 45198934 is about 6723.0152461526. The cubic root of 45198934 is about 356.2126985054.

The spelling of 45198934 in words is "forty-five million, one hundred ninety-eight thousand, nine hundred thirty-four".