45419320 has 16 divisors (see below), whose sum is σ = 102193560. Its totient is φ = 18167712.

The previous prime is 45419303. The next prime is 45419323. The reversal of 45419320 is 2391454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45419323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567702 + ... + 567781.

Almost surely, 2^45419320 is an apocalyptic number.

45419320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45419320 is an abundant number, since it is smaller than the sum of its proper divisors (56774240).

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

45419320 is a wasteful number, since it uses less digits than its factorization.

45419320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135494 (or 1135490 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 45419320 is about 6739.3857286848. The cubic root of 45419320 is about 356.7907139291.

It can be divided in two parts, 4541 and 9320, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 45419320 in words is "forty-five million, four hundred nineteen thousand, three hundred twenty".