45543628 has 24 divisors (see below), whose sum is σ = 86463440. Its totient is φ = 20865600.

The previous prime is 45543607. The next prime is 45543643. The reversal of 45543628 is 82634554.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4078 + ... + 10378.

Almost surely, 2^45543628 is an apocalyptic number.

It is an amenable number.

45543628 is a deficient number, since it is larger than the sum of its proper divisors (40919812).

45543628 is a wasteful number, since it uses less digits than its factorization.

45543628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6457 (or 6455 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 45543628 is about 6748.6019292888. The cubic root of 45543628 is about 357.1159172365.

The spelling of 45543628 in words is "forty-five million, five hundred forty-three thousand, six hundred twenty-eight".