45443554 has 32 divisors (see below), whose sum is σ = 78482880. Its totient is φ = 19559232.

The previous prime is 45443543. The next prime is 45443557. The reversal of 45443554 is 45534454.

It is not an unprimeable number, because it can be changed into a prime (45443557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32412 + ... + 33784.

It is an arithmetic number, because the mean of its divisors is an integer number (2452590).

Almost surely, 2^45443554 is an apocalyptic number.

45443554 is a deficient number, since it is larger than the sum of its proper divisors (33039326).

45443554 is a wasteful number, since it uses less digits than its factorization.

45443554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474.

The product of its digits is 96000, while the sum is 34.

The square root of 45443554 is about 6741.1834272626. The cubic root of 45443554 is about 356.8541592413.

The spelling of 45443554 in words is "forty-five million, four hundred forty-three thousand, five hundred fifty-four".