45462270 has 64 divisors (see below), whose sum is σ = 128088576. Its totient is φ = 10108800.

The previous prime is 45462259. The next prime is 45462293. The reversal of 45462270 is 7226454.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4845 + ... + 10695.

It is an arithmetic number, because the mean of its divisors is an integer number (2001384).

Almost surely, 2^45462270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45462270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64044288).

45462270 is an abundant number, since it is smaller than the sum of its proper divisors (82626306).

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

45462270 is a wasteful number, since it uses less digits than its factorization.

45462270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5905.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 45462270 is about 6742.5714679193. The cubic root of 45462270 is about 356.9031428350.

The spelling of 45462270 in words is "forty-five million, four hundred sixty-two thousand, two hundred seventy".