270400990 has 8 divisors (see below), whose sum is σ = 486721800. Its totient is φ = 108160392.

The previous prime is 270400981. The next prime is 270401039. The reversal of 270400990 is 99004072.

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

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, 13520040 + ... + 13520059.

It is an arithmetic number, because the mean of its divisors is an integer number (60840225).

Almost surely, 2^270400990 is an apocalyptic number.

270400990 is a deficient number, since it is larger than the sum of its proper divisors (216320810).

270400990 is a wasteful number, since it uses less digits than its factorization.

270400990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27040106.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 270400990 is about 16443.8739352988. The cubic root of 270400990 is about 646.6502142104.

The spelling of 270400990 in words is "two hundred seventy million, four hundred thousand, nine hundred ninety".