920892290 has 16 divisors (see below), whose sum is σ = 1673099712. Its totient is φ = 364913904.

The previous prime is 920892283. The next prime is 920892307. The reversal of 920892290 is 92298029.

It is a happy number.

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, 429254 + ... + 431393.

It is an arithmetic number, because the mean of its divisors is an integer number (104568732).

Almost surely, 2^920892290 is an apocalyptic number.

920892290 is a deficient number, since it is larger than the sum of its proper divisors (752207422).

920892290 is a wasteful number, since it uses less digits than its factorization.

920892290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860761.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 920892290 is about 30346.2071765155. The cubic root of 920892290 is about 972.9031562444.

The spelling of 920892290 in words is "nine hundred twenty million, eight hundred ninety-two thousand, two hundred ninety".