1552063540 has 24 divisors (see below), whose sum is σ = 3276229320. Its totient is φ = 617607168.

The previous prime is 1552063537. The next prime is 1552063549. The reversal of 1552063540 is 453602551.

It can be written as a sum of positive squares in 4 ways, for example, as 200618896 + 1351444644 = 14164^2 + 36762^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552063549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197185 + ... + 204904.

It is an arithmetic number, because the mean of its divisors is an integer number (136509555).

Almost surely, 2^1552063540 is an apocalyptic number.

1552063540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1552063540 is an abundant number, since it is smaller than the sum of its proper divisors (1724165780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1552063540 is a wasteful number, since it uses less digits than its factorization.

1552063540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402291 (or 402289 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 1552063540 is about 39396.2376376222. The cubic root of 1552063540 is about 1157.8078744779.

The spelling of 1552063540 in words is "one billion, five hundred fifty-two million, sixty-three thousand, five hundred forty".