1552400041 has 8 divisors (see below), whose sum is σ = 1580799368. Its totient is φ = 1524096000.

The previous prime is 1552400029. The next prime is 1552400063. The reversal of 1552400041 is 1400042551.

It can be written as a sum of positive squares in 4 ways, for example, as 39501225 + 1512898816 = 6285^2 + 38896^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1552400041 - 2⁹ = 1552399529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1552399985 and 1552400021.

It is not an unprimeable number, because it can be changed into a prime (1552400011) 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, 9481 + ... + 56521.

It is an arithmetic number, because the mean of its divisors is an integer number (197599921).

Almost surely, 2^1552400041 is an apocalyptic number.

It is an amenable number.

1552400041 is a deficient number, since it is larger than the sum of its proper divisors (28399327).

1552400041 is an equidigital number, since it uses as much as digits as its factorization.

1552400041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47643.

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

The square root of 1552400041 is about 39400.5081312412. The cubic root of 1552400041 is about 1157.8915427351.

Adding to 1552400041 its reverse (1400042551), we get a palindrome (2952442592).

The spelling of 1552400041 in words is "one billion, five hundred fifty-two million, four hundred thousand, forty-one".