90907294 has 8 divisors (see below), whose sum is σ = 136401408. Its totient is φ = 45440160.

The previous prime is 90907273. The next prime is 90907303. The reversal of 90907294 is 49270909.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×90907294² = 16528272204804872, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9699 + ... + 16609.

It is an arithmetic number, because the mean of its divisors is an integer number (17050176).

Almost surely, 2^90907294 is an apocalyptic number.

90907294 is a deficient number, since it is larger than the sum of its proper divisors (45494114).

90907294 is a wasteful number, since it uses less digits than its factorization.

90907294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13490.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 90907294 is about 9534.5316612826. The cubic root of 90907294 is about 449.6413504466.

It can be divided in two parts, 9090 and 7294, that added together give a 14-th power (16384 = 2¹⁴).

The spelling of 90907294 in words is "ninety million, nine hundred seven thousand, two hundred ninety-four".