45195240 has 32 divisors (see below), whose sum is σ = 135586080. Its totient is φ = 12052032.

The previous prime is 45195233. The next prime is 45195251. The reversal of 45195240 is 4259154.

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

It is a junction number, because it is equal to n+sod(n) for n = 45195198 and 45195207.

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, 188194 + ... + 188433.

It is an arithmetic number, because the mean of its divisors is an integer number (4237065).

Almost surely, 2^45195240 is an apocalyptic number.

45195240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45195240 is an abundant number, since it is smaller than the sum of its proper divisors (90390840).

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

45195240 is a wasteful number, since it uses less digits than its factorization.

45195240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376641 (or 376637 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 45195240 is about 6722.7405126183. The cubic root of 45195240 is about 356.2029941058.

The spelling of 45195240 in words is "forty-five million, one hundred ninety-five thousand, two hundred forty".