45019602 has 48 divisors (see below), whose sum is σ = 104569920. Its totient is φ = 13961376.

The previous prime is 45019589. The next prime is 45019603. The reversal of 45019602 is 20691054.

45019602 is a `hidden beast` number, since 4 + 50 + 1 + 9 + 602 = 666.

It is not an unprimeable number, because it can be changed into a prime (45019603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13849 + ... + 16787.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 2^45019602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45019602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52284960).

45019602 is an abundant number, since it is smaller than the sum of its proper divisors (59550318).

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

45019602 is a wasteful number, since it uses less digits than its factorization.

45019602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007 (or 3004 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 45019602 is about 6709.6648202425. The cubic root of 45019602 is about 355.7409690426.

It can be divided in two parts, 450 and 19602, that multiplied together give a square (8820900 = 2970²).

The spelling of 45019602 in words is "forty-five million, nineteen thousand, six hundred two".