91629092 has 6 divisors (see below), whose sum is σ = 160350918. Its totient is φ = 45814544.

The previous prime is 91629091. The next prime is 91629127. The reversal of 91629092 is 29092619.

It can be written as a sum of positive squares in only one way, i.e., 74373376 + 17255716 = 8624^2 + 4154^2 .

It is not an unprimeable number, because it can be changed into a prime (91629091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11453633 + ... + 11453640.

It is an arithmetic number, because the mean of its divisors is an integer number (26725153).

Almost surely, 2^91629092 is an apocalyptic number.

It is an amenable number.

91629092 is a deficient number, since it is larger than the sum of its proper divisors (68721826).

91629092 is a wasteful number, since it uses less digits than its factorization.

91629092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22907277 (or 22907275 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 91629092 is about 9572.3086034666. The cubic root of 91629092 is about 450.8282556736.

The spelling of 91629092 in words is "ninety-one million, six hundred twenty-nine thousand, ninety-two".