45697860 has 144 divisors (see below), whose sum is σ = 152268480. Its totient is φ = 11024640.

The previous prime is 45697859. The next prime is 45697867. The reversal of 45697860 is 6879654.

45697860 is a `hidden beast` number, since 4 + 569 + 7 + 86 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (45697867) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 137895 + ... + 138225.

It is an arithmetic number, because the mean of its divisors is an integer number (1057420).

Almost surely, 2^45697860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45697860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76134240).

45697860 is an abundant number, since it is smaller than the sum of its proper divisors (106570620).

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

45697860 is a wasteful number, since it uses less digits than its factorization.

45697860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 45697860 is about 6760.0192307419. The cubic root of 45697860 is about 357.5185834798.

The spelling of 45697860 in words is "forty-five million, six hundred ninety-seven thousand, eight hundred sixty".