45277254 has 48 divisors (see below), whose sum is σ = 107490240. Its totient is φ = 13660080.

The previous prime is 45277241. The next prime is 45277261.

It is a happy number.

45277254 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

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, 68377 + ... + 69035.

It is an arithmetic number, because the mean of its divisors is an integer number (2239380).

Almost surely, 2^45277254 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45277254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53745120).

45277254 is an abundant number, since it is smaller than the sum of its proper divisors (62212986).

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

45277254 is a wasteful number, since it uses less digits than its factorization.

45277254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1022 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 45277254 is about 6728.8374924648. The cubic root of 45277254 is about 356.4183263636.

It can be divided in two parts, 4527 and 7254, that added together give a triangular number (11781 = T₁₅₃).

The spelling of 45277254 in words is "forty-five million, two hundred seventy-seven thousand, two hundred fifty-four".