106523490 has 16 divisors (see below), whose sum is σ = 255656448. Its totient is φ = 28406256.

The previous prime is 106523489. The next prime is 106523491. The reversal of 106523490 is 94325601.

It is an interprime number because it is at equal distance from previous prime (106523489) and next prime (106523491).

It is a super-2 number, since 2×106523490² = 22694507843560200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 3550783 = 106523490 / (1 + 0 + 6 + 5 + 2 + 3 + 4 + 9 + 0).

It is not an unprimeable number, because it can be changed into a prime (106523491) 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, 1775362 + ... + 1775421.

It is an arithmetic number, because the mean of its divisors is an integer number (15978528).

Almost surely, 2^106523490 is an apocalyptic number.

106523490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106523490 is an abundant number, since it is smaller than the sum of its proper divisors (149132958).

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

106523490 is a wasteful number, since it uses less digits than its factorization.

106523490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3550793.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 106523490 is about 10321.0217517453. The cubic root of 106523490 is about 474.0401522005.

The spelling of 106523490 in words is "one hundred six million, five hundred twenty-three thousand, four hundred ninety".