45357780 has 48 divisors (see below), whose sum is σ = 136773504. Its totient is φ = 11164800.

The previous prime is 45357761. The next prime is 45357791. The reversal of 45357780 is 8775354.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28296 + ... + 29855.

It is an arithmetic number, because the mean of its divisors is an integer number (2849448).

Almost surely, 2^45357780 is an apocalyptic number.

It is an amenable number.

45357780 is an abundant number, since it is smaller than the sum of its proper divisors (91415724).

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

45357780 is a wasteful number, since it uses less digits than its factorization.

45357780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58176 (or 58174 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 45357780 is about 6734.8184830773. The cubic root of 45357780 is about 356.6294989462.

The spelling of 45357780 in words is "forty-five million, three hundred fifty-seven thousand, seven hundred eighty".