45522550 has 12 divisors (see below), whose sum is σ = 84672036. Its totient is φ = 18209000.

The previous prime is 45522541. The next prime is 45522553. The reversal of 45522550 is 5522554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45522553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 455176 + ... + 455275.

It is an arithmetic number, because the mean of its divisors is an integer number (7056003).

Almost surely, 2^45522550 is an apocalyptic number.

45522550 is a deficient number, since it is larger than the sum of its proper divisors (39149486).

45522550 is a wasteful number, since it uses less digits than its factorization.

45522550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910463 (or 910458 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 45522550 is about 6747.0400917736. The cubic root of 45522550 is about 357.0608165842.

It can be divided in two parts, 455 and 22550, that added together give a triangular number (23005 = T₂₁₄).

The spelling of 45522550 in words is "forty-five million, five hundred twenty-two thousand, five hundred fifty".