45344546 has 32 divisors (see below), whose sum is σ = 77027328. Its totient is φ = 19863360.

The previous prime is 45344543. The next prime is 45344549. The reversal of 45344546 is 64544354.

It is an interprime number because it is at equal distance from previous prime (45344543) and next prime (45344549).

It is a super-2 number, since 2×45344546² = 4112255703892232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45344543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114020 + ... + 114416.

It is an arithmetic number, because the mean of its divisors is an integer number (2407104).

Almost surely, 2^45344546 is an apocalyptic number.

45344546 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

45344546 is a deficient number, since it is larger than the sum of its proper divisors (31682782).

45344546 is a wasteful number, since it uses less digits than its factorization.

45344546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626.

The product of its digits is 115200, while the sum is 35.

The square root of 45344546 is about 6733.8359053366. The cubic root of 45344546 is about 356.5948110795.

The spelling of 45344546 in words is "forty-five million, three hundred forty-four thousand, five hundred forty-six".