90377403 has 4 divisors (see below), whose sum is σ = 120503208. Its totient is φ = 60251600.

The previous prime is 90377377. The next prime is 90377429. The reversal of 90377403 is 30477309.

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

It is an interprime number because it is at equal distance from previous prime (90377377) and next prime (90377429).

It is a cyclic number.

It is not a de Polignac number, because 90377403 - 2¹⁰ = 90376379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90377303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15062898 + ... + 15062903.

It is an arithmetic number, because the mean of its divisors is an integer number (30125802).

Almost surely, 2^90377403 is an apocalyptic number.

90377403 is a deficient number, since it is larger than the sum of its proper divisors (30125805).

90377403 is a wasteful number, since it uses less digits than its factorization.

90377403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30125804.

The product of its (nonzero) digits is 15876, while the sum is 33.

The square root of 90377403 is about 9506.7030562651. The cubic root of 90377403 is about 448.7660068829.

The spelling of 90377403 in words is "ninety million, three hundred seventy-seven thousand, four hundred three".