45405534 has 16 divisors (see below), whose sum is σ = 90881280. Its totient is φ = 15123480.

The previous prime is 45405527. The next prime is 45405541. The reversal of 45405534 is 43550454.

It is an interprime number because it is at equal distance from previous prime (45405527) and next prime (45405541).

It is a congruent number.

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, 9627 + ... + 13545.

It is an arithmetic number, because the mean of its divisors is an integer number (5680080).

Almost surely, 2^45405534 is an apocalyptic number.

45405534 is an abundant number, since it is smaller than the sum of its proper divisors (45475746).

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

45405534 is a wasteful number, since it uses less digits than its factorization.

45405534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 45405534 is about 6738.3628575493. The cubic root of 45405534 is about 356.7546117115.

Adding to 45405534 its reverse (43550454), we get a palindrome (88955988).

The spelling of 45405534 in words is "forty-five million, four hundred five thousand, five hundred thirty-four".