90951754 has 4 divisors (see below), whose sum is σ = 136427634. Its totient is φ = 45475876.

The previous prime is 90951739. The next prime is 90951787. The reversal of 90951754 is 45715909.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45715909 = 67 ⋅682327.

It can be written as a sum of positive squares in only one way, i.e., 76090729 + 14861025 = 8723^2 + 3855^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22737937 + ... + 22737940.

Almost surely, 2^90951754 is an apocalyptic number.

90951754 is a deficient number, since it is larger than the sum of its proper divisors (45475880).

90951754 is a wasteful number, since it uses less digits than its factorization.

90951754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45475879.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 90951754 is about 9536.8629013948. The cubic root of 90951754 is about 449.7146404817.

The spelling of 90951754 in words is "ninety million, nine hundred fifty-one thousand, seven hundred fifty-four".