102450552 has 32 divisors (see below), whose sum is σ = 259217280. Its totient is φ = 33738080.

The previous prime is 102450547. The next prime is 102450559. The reversal of 102450552 is 255054201.

It is a happy number.

It is a super-2 number, since 2×102450552² = 20992231210209408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102450559) 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, 23724 + ... + 27707.

It is an arithmetic number, because the mean of its divisors is an integer number (8100540).

Almost surely, 2^102450552 is an apocalyptic number.

102450552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102450552 is an abundant number, since it is smaller than the sum of its proper divisors (156766728).

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

102450552 is a wasteful number, since it uses less digits than its factorization.

102450552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51523 (or 51519 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 102450552 is about 10121.7860084078. The cubic root of 102450552 is about 467.9198123991.

The spelling of 102450552 in words is "one hundred two million, four hundred fifty thousand, five hundred fifty-two".