90942734 has 4 divisors (see below), whose sum is σ = 136414104. Its totient is φ = 45471366.

The previous prime is 90942727. The next prime is 90942737. The reversal of 90942734 is 43724909.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90942737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22735682 + ... + 22735685.

It is an arithmetic number, because the mean of its divisors is an integer number (34103526).

Almost surely, 2^90942734 is an apocalyptic number.

90942734 is a deficient number, since it is larger than the sum of its proper divisors (45471370).

90942734 is a wasteful number, since it uses less digits than its factorization.

90942734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45471369.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 90942734 is about 9536.3899878308. The cubic root of 90942734 is about 449.6997734049.

The spelling of 90942734 in words is "ninety million, nine hundred forty-two thousand, seven hundred thirty-four".