45219580 has 24 divisors (see below), whose sum is σ = 108527328. Its totient is φ = 15503808.

The previous prime is 45219571. The next prime is 45219589. The reversal of 45219580 is 8591254.

45219580 is nontrivially palindromic in base 6.

It is an interprime number because it is at equal distance from previous prime (45219571) and next prime (45219589).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45219589) 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, 161359 + ... + 161638.

It is an arithmetic number, because the mean of its divisors is an integer number (4521972).

Almost surely, 2^45219580 is an apocalyptic number.

It is an amenable number.

45219580 is an abundant number, since it is smaller than the sum of its proper divisors (63307748).

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

45219580 is a wasteful number, since it uses less digits than its factorization.

45219580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323013 (or 323011 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 45219580 is about 6724.5505426013. The cubic root of 45219580 is about 356.2669272761.

The spelling of 45219580 in words is "forty-five million, two hundred nineteen thousand, five hundred eighty".