45959778 has 64 divisors (see below), whose sum is σ = 105494400. Its totient is φ = 14826240.

The previous prime is 45959743. The next prime is 45959783. The reversal of 45959778 is 87795954.

45959778 is a `hidden beast` number, since 45 + 9 + 597 + 7 + 8 = 666.

45959778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45959778² = 4224602387618568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350773 + ... + 350903.

It is an arithmetic number, because the mean of its divisors is an integer number (1648350).

Almost surely, 2^45959778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45959778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52747200).

45959778 is an abundant number, since it is smaller than the sum of its proper divisors (59534622).

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

45959778 is a wasteful number, since it uses less digits than its factorization.

45959778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 298 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 54.

The square root of 45959778 is about 6779.3641294741. The cubic root of 45959778 is about 358.2003237850.

The spelling of 45959778 in words is "forty-five million, nine hundred fifty-nine thousand, seven hundred seventy-eight".