45351570 has 64 divisors (see below), whose sum is σ = 121025664. Its totient is φ = 10782720.

The previous prime is 45351557. The next prime is 45351571. The reversal of 45351570 is 7515354.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45351571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16194 + ... + 18786.

It is an arithmetic number, because the mean of its divisors is an integer number (1891026).

Almost surely, 2^45351570 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45351570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60512832).

45351570 is an abundant number, since it is smaller than the sum of its proper divisors (75674094).

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

45351570 is a wasteful number, since it uses less digits than its factorization.

45351570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 45351570 is about 6734.3574303715. The cubic root of 45351570 is about 356.6132226479.

It can be divided in two parts, 4535 and 1570, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 45351570 in words is "forty-five million, three hundred fifty-one thousand, five hundred seventy".