45471450 has 24 divisors (see below), whose sum is σ = 112769568. Its totient is φ = 12125680.

The previous prime is 45471443. The next prime is 45471473. The reversal of 45471450 is 5417454.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151422 + ... + 151721.

It is an arithmetic number, because the mean of its divisors is an integer number (4698732).

Almost surely, 2^45471450 is an apocalyptic number.

45471450 is an abundant number, since it is smaller than the sum of its proper divisors (67298118).

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

45471450 is a wasteful number, since it uses less digits than its factorization.

45471450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303158 (or 303153 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 45471450 is about 6743.2521827379. The cubic root of 45471450 is about 356.9271638554.

The spelling of 45471450 in words is "forty-five million, four hundred seventy-one thousand, four hundred fifty".