45354990 has 32 divisors (see below), whose sum is σ = 109084320. Its totient is φ = 12068864.

The previous prime is 45354989. The next prime is 45355001. The reversal of 45354990 is 9945354.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15742 + ... + 18398.

It is an arithmetic number, because the mean of its divisors is an integer number (3408885).

Almost surely, 2^45354990 is an apocalyptic number.

45354990 is an abundant number, since it is smaller than the sum of its proper divisors (63729330).

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

45354990 is a wasteful number, since it uses less digits than its factorization.

45354990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236.

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 45354990 is about 6734.6113473607. The cubic root of 45354990 is about 356.6221865902.

The spelling of 45354990 in words is "forty-five million, three hundred fifty-four thousand, nine hundred ninety".