102621046 has 8 divisors (see below), whose sum is σ = 167925384. Its totient is φ = 46645920.

The previous prime is 102621041. The next prime is 102621047. The reversal of 102621046 is 640126201.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 4664593 = 102621046 / (1 + 0 + 2 + 6 + 2 + 1 + 0 + 4 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102621041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2332275 + ... + 2332318.

It is an arithmetic number, because the mean of its divisors is an integer number (20990673).

Almost surely, 2^102621046 is an apocalyptic number.

102621046 is a deficient number, since it is larger than the sum of its proper divisors (65304338).

102621046 is a wasteful number, since it uses less digits than its factorization.

102621046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664606.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 102621046 is about 10130.2046376171. The cubic root of 102621046 is about 468.1792328566.

Adding to 102621046 its reverse (640126201), we get a palindrome (742747247).

The spelling of 102621046 in words is "one hundred two million, six hundred twenty-one thousand, forty-six".