5453890 has 16 divisors (see below), whose sum is σ = 10572408. Its totient is φ = 2013696.

The previous prime is 5453881. The next prime is 5453891. The reversal of 5453890 is 983545.

It can be written as a sum of positive squares in 4 ways, for example, as 3017169 + 2436721 = 1737^2 + 1561^2 .

It is a super-2 number, since 2×5453890² = 59489832264200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5453891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20847 + ... + 21106.

Almost surely, 2^5453890 is an apocalyptic number.

5453890 is a deficient number, since it is larger than the sum of its proper divisors (5118518).

5453890 is a wasteful number, since it uses less digits than its factorization.

5453890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41973.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 5453890 is about 2335.3565038341. The cubic root of 5453890 is about 176.0227458550.

It can be divided in two parts, 5453 and 890, that multiplied together give a triangular number (4853170 = T₃₁₁₅).

The spelling of 5453890 in words is "five million, four hundred fifty-three thousand, eight hundred ninety".