45290070 has 128 divisors (see below), whose sum is σ = 142663680. Its totient is φ = 10005120.

The previous prime is 45290041. The next prime is 45290087. The reversal of 45290070 is 7009254.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58204 + ... + 58976.

It is an arithmetic number, because the mean of its divisors is an integer number (1114560).

Almost surely, 2^45290070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45290070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71331840).

45290070 is an abundant number, since it is smaller than the sum of its proper divisors (97373610).

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

45290070 is a wasteful number, since it uses less digits than its factorization.

45290070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 45290070 is about 6729.7897441153. The cubic root of 45290070 is about 356.4519519773.

The spelling of 45290070 in words is "forty-five million, two hundred ninety thousand, seventy".