90452102 has 16 divisors (see below), whose sum is σ = 151154640. Its totient is φ = 40307232.

The previous prime is 90452099. The next prime is 90452107. The reversal of 90452102 is 20125409.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90452107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59228 + ... + 60735.

It is an arithmetic number, because the mean of its divisors is an integer number (9447165).

Almost surely, 2^90452102 is an apocalyptic number.

90452102 is a deficient number, since it is larger than the sum of its proper divisors (60702538).

90452102 is a wasteful number, since it uses less digits than its factorization.

90452102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120007.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 90452102 is about 9510.6309990452. The cubic root of 90452102 is about 448.8896113069.

The spelling of 90452102 in words is "ninety million, four hundred fifty-two thousand, one hundred two".