45454593 has 24 divisors (see below), whose sum is σ = 65362720. Its totient is φ = 28097352.

The previous prime is 45454573. The next prime is 45454597. The reversal of 45454593 is 39545454.

It is not a de Polignac number, because 45454593 - 2¹⁷ = 45323521 is a prime.

It is a super-2 number, since 2×45454593² = 4132240049591298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45454597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 967096 + ... + 967142.

Almost surely, 2^45454593 is an apocalyptic number.

It is an amenable number.

45454593 is a deficient number, since it is larger than the sum of its proper divisors (19908127).

45454593 is an frugal number, since it uses more digits than its factorization.

45454593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 69 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The square root of 45454593 is about 6742.0021506968. The cubic root of 45454593 is about 356.8830521849.

The spelling of 45454593 in words is "forty-five million, four hundred fifty-four thousand, five hundred ninety-three".