5454405 has 32 divisors (see below), whose sum is σ = 10581120. Its totient is φ = 2643840.

The previous prime is 5454401. The next prime is 5454413. The reversal of 5454405 is 5044545.

It is not a de Polignac number, because 5454405 - 2² = 5454401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

5454405 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5454401) 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 31 ways as a sum of consecutive naturals, for example, 352 + ... + 3321.

It is an arithmetic number, because the mean of its divisors is an integer number (330660).

Almost surely, 2^5454405 is an apocalyptic number.

5454405 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5454405 is a deficient number, since it is larger than the sum of its proper divisors (5126715).

5454405 is a wasteful number, since it uses less digits than its factorization.

5454405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3698 (or 3692 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 5454405 is about 2335.4667627693. The cubic root of 5454405 is about 176.0282861734.

It can be divided in two parts, 545 and 4405, that added together give a triangular number (4950 = T₉₉).

The spelling of 5454405 in words is "five million, four hundred fifty-four thousand, four hundred five".