1554241 has 4 divisors (see below), whose sum is σ = 1673812. Its totient is φ = 1434672.

The previous prime is 1554239. The next prime is 1554277. The reversal of 1554241 is 1424551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 355216 + 1199025 = 596^2 + 1095^2 .

It is a cyclic number.

It is not a de Polignac number, because 1554241 - 2¹ = 1554239 is a prime.

It is a Duffinian number.

1554241 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1554221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59766 + ... + 59791.

It is an arithmetic number, because the mean of its divisors is an integer number (418453).

2^1554241 is an apocalyptic number.

It is an amenable number.

1554241 is a deficient number, since it is larger than the sum of its proper divisors (119571).

1554241 is a wasteful number, since it uses less digits than its factorization.

1554241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119570.

The product of its digits is 800, while the sum is 22.

The square root of 1554241 is about 1246.6920229150. The cubic root of 1554241 is about 115.8349068445.

Adding to 1554241 its reverse (1424551), we get a palindrome (2978792).

The spelling of 1554241 in words is "one million, five hundred fifty-four thousand, two hundred forty-one".