45353730 has 16 divisors (see below), whose sum is σ = 108849024. Its totient is φ = 12094320.

The previous prime is 45353729. The next prime is 45353753. The reversal of 45353730 is 3735354.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1511791 = 45353730 / (4 + 5 + 3 + 5 + 3 + 7 + 3 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755866 + ... + 755925.

It is an arithmetic number, because the mean of its divisors is an integer number (6803064).

Almost surely, 2^45353730 is an apocalyptic number.

45353730 is an abundant number, since it is smaller than the sum of its proper divisors (63495294).

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

45353730 is a wasteful number, since it uses less digits than its factorization.

45353730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511801.

The product of its (nonzero) digits is 18900, while the sum is 30.

The square root of 45353730 is about 6734.5178001101. The cubic root of 45353730 is about 356.6188841376.

The spelling of 45353730 in words is "forty-five million, three hundred fifty-three thousand, seven hundred thirty".