134620690 has 16 divisors (see below), whose sum is σ = 247473792. Its totient is φ = 52702384.

The previous prime is 134620657. The next prime is 134620711. The reversal of 134620690 is 96026431.

It is a super-2 number, since 2×134620690² = 36245460352152200, which contains 22 as substring.

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, 142744 + ... + 143683.

It is an arithmetic number, because the mean of its divisors is an integer number (15467112).

Almost surely, 2^134620690 is an apocalyptic number.

134620690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134620690 is a deficient number, since it is larger than the sum of its proper divisors (112853102).

134620690 is a wasteful number, since it uses less digits than its factorization.

134620690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286481.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 134620690 is about 11602.6156533775. The cubic root of 134620690 is about 512.5118807478.

The spelling of 134620690 in words is "one hundred thirty-four million, six hundred twenty thousand, six hundred ninety".