2355490 has 16 divisors (see below), whose sum is σ = 4280760. Its totient is φ = 933120.

The previous prime is 2355481. The next prime is 2355517. The reversal of 2355490 is 945532.

2355490 = T₁₅₁ + T₁₅₂ + ... + T₂₅₉.

It can be written as a sum of positive squares in 4 ways, for example, as 2152089 + 203401 = 1467^2 + 451^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10 + ... + 2170.

2^2355490 is an apocalyptic number.

2355490 is a deficient number, since it is larger than the sum of its proper divisors (1925270).

2355490 is a wasteful number, since it uses less digits than its factorization.

2355490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 2355490 is about 1534.7605676457. The cubic root of 2355490 is about 133.0537405076.

The spelling of 2355490 in words is "two million, three hundred fifty-five thousand, four hundred ninety".