102940372 has 24 divisors (see below), whose sum is σ = 197323560. Its totient is φ = 46771200.

The previous prime is 102940351. The next prime is 102940393. The reversal of 102940372 is 273049201.

It is an interprime number because it is at equal distance from previous prime (102940351) and next prime (102940393).

It can be written as a sum of positive squares in 4 ways, for example, as 47527236 + 55413136 = 6894^2 + 7444^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102940372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24129 + ... + 28072.

It is an arithmetic number, because the mean of its divisors is an integer number (8221815).

Almost surely, 2^102940372 is an apocalyptic number.

It is an amenable number.

102940372 is a deficient number, since it is larger than the sum of its proper divisors (94383188).

102940372 is a wasteful number, since it uses less digits than its factorization.

102940372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52251 (or 52249 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 102940372 is about 10145.9534790970. The cubic root of 102940372 is about 468.6643412782.

Adding to 102940372 its reverse (273049201), we get a palindrome (375989573).

The spelling of 102940372 in words is "one hundred two million, nine hundred forty thousand, three hundred seventy-two".