349369530 has 32 divisors (see below), whose sum is σ = 882619200. Its totient is φ = 88261632.

The previous prime is 349369519. The next prime is 349369541. The reversal of 349369530 is 35963943.

It is an interprime number because it is at equal distance from previous prime (349369519) and next prime (349369541).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305895 + ... + 307034.

It is an arithmetic number, because the mean of its divisors is an integer number (27581850).

Almost surely, 2^349369530 is an apocalyptic number.

349369530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

349369530 is an abundant number, since it is smaller than the sum of its proper divisors (533249670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349369530 is a wasteful number, since it uses less digits than its factorization.

349369530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612958.

The product of its (nonzero) digits is 262440, while the sum is 42.

The square root of 349369530 is about 18691.4293193431. The cubic root of 349369530 is about 704.3064654960.

The spelling of 349369530 in words is "three hundred forty-nine million, three hundred sixty-nine thousand, five hundred thirty".