1552053630 has 32 divisors (see below), whose sum is σ = 3726912384. Its totient is φ = 413660576.

The previous prime is 1552053623. The next prime is 1552053637. The reversal of 1552053630 is 363502551.

It is an interprime number because it is at equal distance from previous prime (1552053623) and next prime (1552053637).

It is a super-3 number, since 3×1552053630³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552053637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48049 + ... + 73571.

It is an arithmetic number, because the mean of its divisors is an integer number (116466012).

Almost surely, 2^1552053630 is an apocalyptic number.

1552053630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1552053630 is an abundant number, since it is smaller than the sum of its proper divisors (2174858754).

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

1552053630 is a wasteful number, since it uses less digits than its factorization.

1552053630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27560.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 1552053630 is about 39396.1118639898. Note that the first 3 decimals coincide. The cubic root of 1552053630 is about 1157.8054102531.

The spelling of 1552053630 in words is "one billion, five hundred fifty-two million, fifty-three thousand, six hundred thirty".