1552400241 has 32 divisors (see below), whose sum is σ = 2398076928. Its totient is φ = 874964160.

The previous prime is 1552400221. The next prime is 1552400279. The reversal of 1552400241 is 1420042551.

It is not a de Polignac number, because 1552400241 - 2¹⁴ = 1552383857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552400221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 597856 + ... + 600446.

It is an arithmetic number, because the mean of its divisors is an integer number (74939904).

Almost surely, 2^1552400241 is an apocalyptic number.

It is an amenable number.

1552400241 is a deficient number, since it is larger than the sum of its proper divisors (845676687).

1552400241 is a wasteful number, since it uses less digits than its factorization.

1552400241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2981.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1552400241 is about 39400.5106692794. The cubic root of 1552400241 is about 1157.8915924599.

Adding to 1552400241 its reverse (1420042551), we get a palindrome (2972442792).

The spelling of 1552400241 in words is "one billion, five hundred fifty-two million, four hundred thousand, two hundred forty-one".